20170436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 41912640

約数和(自身を除く): 21742204

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 179, 197, 286, 358, 394, 572, 716, 788, 1969, 2167, 2327, 2561, 3938, 4334, 4654, 5122, 7876, 8668, 9308, 10244, 25597, 28171, 35263, 51194, 56342, 70526, 102388, 112684, 141052, 387893, 458419, 775786, 916838, 1551572, 1833676, 5042609, 10085218, 20170436]

約数ペア:

[(1, 20170436), (2, 10085218), (4, 5042609), (11, 1833676), (13, 1551572), (22, 916838), (26, 775786), (44, 458419), (52, 387893), (143, 141052), (179, 112684), (197, 102388), (286, 70526), (358, 56342), (394, 51194), (572, 35263), (716, 28171), (788, 25597), (1969, 10244), (2167, 9308), (2327, 8668), (2561, 7876), (3938, 5122), (4334, 4654)]