397268416

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{326701}}^1$

素因数の和:326732

約数の個数: 28

約数和(自身を含む): 829823080

約数和(自身を除く): 432554664

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 326701, 653402, 1306804, 2613608, 5227216, 6207319, 10454432, 12414638, 20908864, 24829276, 49658552, 99317104, 198634208, 397268416]

約数ペア:

[(1, 397268416), (2, 198634208), (4, 99317104), (8, 49658552), (16, 24829276), (19, 20908864), (32, 12414638), (38, 10454432), (64, 6207319), (76, 5227216), (152, 2613608), (304, 1306804), (608, 653402), (1216, 326701)]