641016452

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{8434427}}^1$

素因数の和:8434450

約数の個数: 12

約数和(自身を含む): 1180819920

約数和(自身を除く): 539803468

約数列:

[1, 2, 4, 19, 38, 76, 8434427, 16868854, 33737708, 160254113, 320508226, 641016452]

約数ペア:

[(1, 641016452), (2, 320508226), (4, 160254113), (19, 33737708), (38, 16868854), (76, 8434427)]