20237296

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{40801}}^1$

素因数の和:40840

約数の個数: 20

約数和(自身を含む): 40475584

約数和(自身を除く): 20238288

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 40801, 81602, 163204, 326408, 652816, 1264831, 2529662, 5059324, 10118648, 20237296]

約数ペア:

[(1, 20237296), (2, 10118648), (4, 5059324), (8, 2529662), (16, 1264831), (31, 652816), (62, 326408), (124, 163204), (248, 81602), (496, 40801)]