20246688016

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{4378609}}^1$

素因数の和:4378651

約数の個数: 30

約数和(自身を含む): 41671231370

約数和(自身を除く): 21424543354

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4624, 4378609, 8757218, 17514436, 35028872, 70057744, 74436353, 148872706, 297745412, 595490824, 1190981648, 1265418001, 2530836002, 5061672004, 10123344008, 20246688016]

約数ペア:

[(1, 20246688016), (2, 10123344008), (4, 5061672004), (8, 2530836002), (16, 1265418001), (17, 1190981648), (34, 595490824), (68, 297745412), (136, 148872706), (272, 74436353), (289, 70057744), (578, 35028872), (1156, 17514436), (2312, 8757218), (4624, 4378609)]