19279477

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:508

約数の個数: 16

約数和(自身を含む): 22613632

約数和(自身を除く): 3334155

約数列:

[1, 7, 61, 163, 277, 427, 1141, 1939, 9943, 16897, 45151, 69601, 118279, 316057, 2754211, 19279477]

約数ペア:

[(1, 19279477), (7, 2754211), (61, 316057), (163, 118279), (277, 69601), (427, 45151), (1141, 16897), (1939, 9943)]