19935542

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{29231}}^1$

素因数の和:29275

約数の個数: 16

約数和(自身を含む): 33675264

約数和(自身を除く): 13739722

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 29231, 58462, 321541, 643082, 906161, 1812322, 9967771, 19935542]

約数ペア:

[(1, 19935542), (2, 9967771), (11, 1812322), (22, 906161), (31, 643082), (62, 321541), (341, 58462), (682, 29231)]