864464

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:662

約数の個数: 20

約数和(自身を含む): 1695204

約数和(自身を除く): 830740

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 557, 776, 1114, 1552, 2228, 4456, 8912, 54029, 108058, 216116, 432232, 864464]

約数ペア:

[(1, 864464), (2, 432232), (4, 216116), (8, 108058), (16, 54029), (97, 8912), (194, 4456), (388, 2228), (557, 1552), (776, 1114)]