19234663

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{647}}^1$

素因数の和:822

約数の個数: 16

約数和(自身を含む): 22892544

約数和(自身を除く): 3657881

約数列:

[1, 7, 31, 137, 217, 647, 959, 4247, 4529, 20057, 29729, 88639, 140399, 620473, 2747809, 19234663]

約数ペア:

[(1, 19234663), (7, 2747809), (31, 620473), (137, 140399), (217, 88639), (647, 29729), (959, 20057), (4247, 4529)]