20376286

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 36080640

約数和(自身を除く): 15704354

約数列:

[1, 2, 7, 14, 47, 94, 173, 179, 329, 346, 358, 658, 1211, 1253, 2422, 2506, 8131, 8413, 16262, 16826, 30967, 56917, 58891, 61934, 113834, 117782, 216769, 433538, 1455449, 2910898, 10188143, 20376286]

約数ペア:

[(1, 20376286), (2, 10188143), (7, 2910898), (14, 1455449), (47, 433538), (94, 216769), (173, 117782), (179, 113834), (329, 61934), (346, 58891), (358, 56917), (658, 30967), (1211, 16826), (1253, 16262), (2422, 8413), (2506, 8131)]