19752593

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{277}}^1$

素因数の和:512

約数の個数: 16

約数和(自身を含む): 23165184

約数和(自身を除く): 3412591

約数列:

[1, 7, 61, 167, 277, 427, 1169, 1939, 10187, 16897, 46259, 71309, 118279, 323813, 2821799, 19752593]

約数ペア:

[(1, 19752593), (7, 2821799), (61, 323813), (167, 118279), (277, 71309), (427, 46259), (1169, 16897), (1939, 10187)]