389669968

素因数分解:

$2^4\times {\mathrm{1303}}^1\times {\mathrm{18691}}^1$

素因数の和:20002

約数の個数: 20

約数和(自身を含む): 755605408

約数和(自身を除く): 365935440

約数列:

[1, 2, 4, 8, 16, 1303, 2606, 5212, 10424, 18691, 20848, 37382, 74764, 149528, 299056, 24354373, 48708746, 97417492, 194834984, 389669968]

約数ペア:

[(1, 389669968), (2, 194834984), (4, 97417492), (8, 48708746), (16, 24354373), (1303, 299056), (2606, 149528), (5212, 74764), (10424, 37382), (18691, 20848)]