394927472

素因数分解:

$2^4\times {\mathrm{1621}}^1\times {\mathrm{15227}}^1$

素因数の和:16856

約数の個数: 20

約数和(自身を含む): 765694296

約数和(自身を除く): 370766824

約数列:

[1, 2, 4, 8, 16, 1621, 3242, 6484, 12968, 15227, 25936, 30454, 60908, 121816, 243632, 24682967, 49365934, 98731868, 197463736, 394927472]

約数ペア:

[(1, 394927472), (2, 197463736), (4, 98731868), (8, 49365934), (16, 24682967), (1621, 243632), (3242, 121816), (6484, 60908), (12968, 30454), (15227, 25936)]