20977392

素因数分解:

$2^4\times 3^1\times {\mathrm{103}}^1\times {\mathrm{4243}}^1$

素因数の和:4357

約数の個数: 40

約数和(自身を含む): 54730624

約数和(自身を除く): 33753232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 103, 206, 309, 412, 618, 824, 1236, 1648, 2472, 4243, 4944, 8486, 12729, 16972, 25458, 33944, 50916, 67888, 101832, 203664, 437029, 874058, 1311087, 1748116, 2622174, 3496232, 5244348, 6992464, 10488696, 20977392]

約数ペア:

[(1, 20977392), (2, 10488696), (3, 6992464), (4, 5244348), (6, 3496232), (8, 2622174), (12, 1748116), (16, 1311087), (24, 874058), (48, 437029), (103, 203664), (206, 101832), (309, 67888), (412, 50916), (618, 33944), (824, 25458), (1236, 16972), (1648, 12729), (2472, 8486), (4243, 4944)]