396163984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1303171}}^1$

素因数の和:1303198

約数の個数: 20

約数和(自身を含む): 807966640

約数和(自身を除く): 411802656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1303171, 2606342, 5212684, 10425368, 20850736, 24760249, 49520498, 99040996, 198081992, 396163984]

約数ペア:

[(1, 396163984), (2, 198081992), (4, 99040996), (8, 49520498), (16, 24760249), (19, 20850736), (38, 10425368), (76, 5212684), (152, 2606342), (304, 1303171)]