19729714

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{3109}}^1$

素因数の和:3297

約数の個数: 16

約数和(自身を含む): 31348800

約数和(自身を除く): 11619086

約数列:

[1, 2, 19, 38, 167, 334, 3109, 3173, 6218, 6346, 59071, 118142, 519203, 1038406, 9864857, 19729714]

約数ペア:

[(1, 19729714), (2, 9864857), (19, 1038406), (38, 519203), (167, 118142), (334, 59071), (3109, 6346), (3173, 6218)]