19635641648

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1\times {\mathrm{251}}^1$

素因数の和:691

約数の個数: 160

約数和(自身を含む): 46680012288

約数和(自身を除く): 27044370640

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 181, 227, 238, 251, 272, 362, 454, 476, 502, 724, 908, 952, 1004, 1267, 1448, 1589, 1757, 1816, 1904, 2008, 2534, 2896, 3077, 3178, 3514, 3632, 3859, 4016, 4267, 5068, 6154, 6356, 7028, 7718, 8534, 10136, 12308, 12712, 14056, 15436, 17068, 20272, 21539, 24616, 25424, 27013, 28112, 29869, 30872, 34136, 41087, 43078, 45431, 49232, 54026, 56977, 59738, 61744, 68272, 82174, 86156, 90862, 108052, 113954, 119476, 164348, 172312, 181724, 216104, 227908, 238952, 287609, 318017, 328696, 344624, 363448, 398839, 432208, 455816, 477904, 575218, 636034, 657392, 698479, 726896, 772327, 797678, 911632, 968609, 1150436, 1272068, 1396958, 1544654, 1595356, 1937218, 2300872, 2544136, 2793916, 3089308, 3190712, 3874436, 4601744, 4889353, 5088272, 5406289, 5587832, 6178616, 6381424, 6780263, 7748872, 9778706, 10312837, 10812578, 11175664, 12357232, 13560526, 15497744, 19557412, 20625674, 21625156, 27121052, 39114824, 41251348, 43250312, 54242104, 72189859, 78229648, 82502696, 86500624, 108484208, 144379718, 165005392, 175318229, 288759436, 350636458, 577518872, 701272916, 1155037744, 1227227603, 1402545832, 2454455206, 2805091664, 4908910412, 9817820824, 19635641648]

約数ペア:

[(1, 19635641648), (2, 9817820824), (4, 4908910412), (7, 2805091664), (8, 2454455206), (14, 1402545832), (16, 1227227603), (17, 1155037744), (28, 701272916), (34, 577518872), (56, 350636458), (68, 288759436), (112, 175318229), (119, 165005392), (136, 144379718), (181, 108484208), (227, 86500624), (238, 82502696), (251, 78229648), (272, 72189859), (362, 54242104), (454, 43250312), (476, 41251348), (502, 39114824), (724, 27121052), (908, 21625156), (952, 20625674), (1004, 19557412), (1267, 15497744), (1448, 13560526), (1589, 12357232), (1757, 11175664), (1816, 10812578), (1904, 10312837), (2008, 9778706), (2534, 7748872), (2896, 6780263), (3077, 6381424), (3178, 6178616), (3514, 5587832), (3632, 5406289), (3859, 5088272), (4016, 4889353), (4267, 4601744), (5068, 3874436), (6154, 3190712), (6356, 3089308), (7028, 2793916), (7718, 2544136), (8534, 2300872), (10136, 1937218), (12308, 1595356), (12712, 1544654), (14056, 1396958), (15436, 1272068), (17068, 1150436), (20272, 968609), (21539, 911632), (24616, 797678), (25424, 772327), (27013, 726896), (28112, 698479), (29869, 657392), (30872, 636034), (34136, 575218), (41087, 477904), (43078, 455816), (45431, 432208), (49232, 398839), (54026, 363448), (56977, 344624), (59738, 328696), (61744, 318017), (68272, 287609), (82174, 238952), (86156, 227908), (90862, 216104), (108052, 181724), (113954, 172312), (119476, 164348)]