20121155056

素因数分解:

$2^4\times {\mathrm{30869}}^1\times {\mathrm{40739}}^1$

素因数の和:71616

約数の個数: 20

約数和(自身を含む): 38986957800

約数和(自身を除く): 18865802744

約数列:

[1, 2, 4, 8, 16, 30869, 40739, 61738, 81478, 123476, 162956, 246952, 325912, 493904, 651824, 1257572191, 2515144382, 5030288764, 10060577528, 20121155056]

約数ペア:

[(1, 20121155056), (2, 10060577528), (4, 5030288764), (8, 2515144382), (16, 1257572191), (30869, 651824), (40739, 493904), (61738, 325912), (81478, 246952), (123476, 162956)]