2638472

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{10639}}^1$

素因数の和:10676

約数の個数: 16

約数和(自身を含む): 5107200

約数和(自身を除く): 2468728

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 10639, 21278, 42556, 85112, 329809, 659618, 1319236, 2638472]

約数ペア:

[(1, 2638472), (2, 1319236), (4, 659618), (8, 329809), (31, 85112), (62, 42556), (124, 21278), (248, 10639)]