39998828

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{547}}^1$

素因数の和:833

約数の個数: 24

約数和(自身を含む): 71211504

約数和(自身を除く): 31212676

約数列:

[1, 2, 4, 101, 181, 202, 362, 404, 547, 724, 1094, 2188, 18281, 36562, 55247, 73124, 99007, 110494, 198014, 220988, 396028, 9999707, 19999414, 39998828]

約数ペア:

[(1, 39998828), (2, 19999414), (4, 9999707), (101, 396028), (181, 220988), (202, 198014), (362, 110494), (404, 99007), (547, 73124), (724, 55247), (1094, 36562), (2188, 18281)]