90431632

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{51853}}^1$

素因数の和:51970

約数の個数: 20

約数和(自身を含む): 176822140

約数和(自身を除く): 86390508

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 51853, 103706, 207412, 414824, 829648, 5651977, 11303954, 22607908, 45215816, 90431632]

約数ペア:

[(1, 90431632), (2, 45215816), (4, 22607908), (8, 11303954), (16, 5651977), (109, 829648), (218, 414824), (436, 207412), (872, 103706), (1744, 51853)]