20931359216

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{5641}}^1\times {\mathrm{7481}}^1$

素因数の和:13161

約数の個数: 40

約数和(自身を含む): 41875736448

約数和(自身を除く): 20944377232

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 5641, 7481, 11282, 14962, 22564, 29924, 45128, 59848, 90256, 119696, 174871, 231911, 349742, 463822, 699484, 927644, 1398968, 1855288, 2797936, 3710576, 42200321, 84400642, 168801284, 337602568, 675205136, 1308209951, 2616419902, 5232839804, 10465679608, 20931359216]

約数ペア:

[(1, 20931359216), (2, 10465679608), (4, 5232839804), (8, 2616419902), (16, 1308209951), (31, 675205136), (62, 337602568), (124, 168801284), (248, 84400642), (496, 42200321), (5641, 3710576), (7481, 2797936), (11282, 1855288), (14962, 1398968), (22564, 927644), (29924, 699484), (45128, 463822), (59848, 349742), (90256, 231911), (119696, 174871)]