20163211758

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{15777161}}^1$

素因数の和:15777240

約数の個数: 24

約数和(自身を含む): 44302270896

約数和(自身を除く): 24139059138

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 15777161, 31554322, 47331483, 94662966, 141994449, 283988898, 1120178431, 2240356862, 3360535293, 6721070586, 10081605879, 20163211758]

約数ペア:

[(1, 20163211758), (2, 10081605879), (3, 6721070586), (6, 3360535293), (9, 2240356862), (18, 1120178431), (71, 283988898), (142, 141994449), (213, 94662966), (426, 47331483), (639, 31554322), (1278, 15777161)]