19529180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3061}}^1$

素因数の和:3110

約数の個数: 48

約数和(自身を含む): 46297440

約数和(自身を除く): 26768260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3061, 3190, 6122, 6380, 12244, 15305, 30610, 33671, 61220, 67342, 88769, 134684, 168355, 177538, 336710, 355076, 443845, 673420, 887690, 976459, 1775380, 1952918, 3905836, 4882295, 9764590, 19529180]

約数ペア:

[(1, 19529180), (2, 9764590), (4, 4882295), (5, 3905836), (10, 1952918), (11, 1775380), (20, 976459), (22, 887690), (29, 673420), (44, 443845), (55, 355076), (58, 336710), (110, 177538), (116, 168355), (145, 134684), (220, 88769), (290, 67342), (319, 61220), (580, 33671), (638, 30610), (1276, 15305), (1595, 12244), (3061, 6380), (3190, 6122)]