220185968

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{33647}}^1$

素因数の和:34064

約数の個数: 20

約数和(自身を含む): 427666080

約数和(自身を除く): 207480112

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 6544, 33647, 67294, 134588, 269176, 538352, 13761623, 27523246, 55046492, 110092984, 220185968]

約数ペア:

[(1, 220185968), (2, 110092984), (4, 55046492), (8, 27523246), (16, 13761623), (409, 538352), (818, 269176), (1636, 134588), (3272, 67294), (6544, 33647)]