20873698

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1\times {\mathrm{907}}^1$

素因数の和:1257

約数の個数: 16

約数和(自身を含む): 32295744

約数和(自身を除く): 11422046

約数列:

[1, 2, 37, 74, 311, 622, 907, 1814, 11507, 23014, 33559, 67118, 282077, 564154, 10436849, 20873698]

約数ペア:

[(1, 20873698), (2, 10436849), (37, 564154), (74, 282077), (311, 67118), (622, 33559), (907, 23014), (1814, 11507)]