20194175716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{431}}^1\times {\mathrm{6301}}^1$

素因数の和:6773

約数の個数: 72

約数和(自身を含む): 41849716608

約数和(自身を除く): 21655540892

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 169, 286, 338, 431, 572, 676, 862, 1724, 1859, 3718, 4741, 5603, 6301, 7436, 9482, 11206, 12602, 18964, 22412, 25204, 61633, 69311, 72839, 81913, 123266, 138622, 145678, 163826, 246532, 277244, 291356, 327652, 801229, 901043, 1064869, 1602458, 1802086, 2129738, 2715731, 3204916, 3604172, 4259476, 5431462, 10862924, 11713559, 23427118, 29873041, 35304503, 46854236, 59746082, 70609006, 119492164, 141218012, 388349533, 458958539, 776699066, 917917078, 1553398132, 1835834156, 5048543929, 10097087858, 20194175716]

約数ペア:

[(1, 20194175716), (2, 10097087858), (4, 5048543929), (11, 1835834156), (13, 1553398132), (22, 917917078), (26, 776699066), (44, 458958539), (52, 388349533), (143, 141218012), (169, 119492164), (286, 70609006), (338, 59746082), (431, 46854236), (572, 35304503), (676, 29873041), (862, 23427118), (1724, 11713559), (1859, 10862924), (3718, 5431462), (4741, 4259476), (5603, 3604172), (6301, 3204916), (7436, 2715731), (9482, 2129738), (11206, 1802086), (12602, 1602458), (18964, 1064869), (22412, 901043), (25204, 801229), (61633, 327652), (69311, 291356), (72839, 277244), (81913, 246532), (123266, 163826), (138622, 145678)]