20515282

素因数分解:

$2^1\times {\mathrm{167}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:665

約数の個数: 16

約数和(自身を含む): 31207680

約数和(自身を除く): 10692398

約数列:

[1, 2, 167, 239, 257, 334, 478, 514, 39913, 42919, 61423, 79826, 85838, 122846, 10257641, 20515282]

約数ペア:

[(1, 20515282), (2, 10257641), (167, 122846), (239, 85838), (257, 79826), (334, 61423), (478, 42919), (514, 39913)]