19449768

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 58665600

約数和(自身を除く): 39215832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 19, 24, 26, 34, 38, 39, 51, 52, 57, 68, 76, 78, 102, 104, 114, 136, 152, 156, 193, 204, 221, 228, 247, 312, 323, 386, 408, 442, 456, 494, 579, 646, 663, 741, 772, 884, 969, 988, 1158, 1292, 1326, 1482, 1544, 1768, 1938, 1976, 2316, 2509, 2584, 2652, 2964, 3281, 3667, 3876, 4199, 4632, 5018, 5304, 5928, 6562, 7334, 7527, 7752, 8398, 9843, 10036, 11001, 12597, 13124, 14668, 15054, 16796, 19686, 20072, 22002, 25194, 26248, 29336, 30108, 33592, 39372, 42653, 44004, 47671, 50388, 60216, 62339, 78744, 85306, 88008, 95342, 100776, 124678, 127959, 143013, 170612, 187017, 190684, 249356, 255918, 286026, 341224, 374034, 381368, 498712, 511836, 572052, 748068, 810407, 1023672, 1144104, 1496136, 1620814, 2431221, 3241628, 4862442, 6483256, 9724884, 19449768]

約数ペア:

[(1, 19449768), (2, 9724884), (3, 6483256), (4, 4862442), (6, 3241628), (8, 2431221), (12, 1620814), (13, 1496136), (17, 1144104), (19, 1023672), (24, 810407), (26, 748068), (34, 572052), (38, 511836), (39, 498712), (51, 381368), (52, 374034), (57, 341224), (68, 286026), (76, 255918), (78, 249356), (102, 190684), (104, 187017), (114, 170612), (136, 143013), (152, 127959), (156, 124678), (193, 100776), (204, 95342), (221, 88008), (228, 85306), (247, 78744), (312, 62339), (323, 60216), (386, 50388), (408, 47671), (442, 44004), (456, 42653), (494, 39372), (579, 33592), (646, 30108), (663, 29336), (741, 26248), (772, 25194), (884, 22002), (969, 20072), (988, 19686), (1158, 16796), (1292, 15054), (1326, 14668), (1482, 13124), (1544, 12597), (1768, 11001), (1938, 10036), (1976, 9843), (2316, 8398), (2509, 7752), (2584, 7527), (2652, 7334), (2964, 6562), (3281, 5928), (3667, 5304), (3876, 5018), (4199, 4632)]