18187835908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{977}}^1\times {\mathrm{423091}}^1$

素因数の和:424083

約数の個数: 24

約数和(自身を含む): 34757853984

約数和(自身を除く): 16570018076

約数列:

[1, 2, 4, 11, 22, 44, 977, 1954, 3908, 10747, 21494, 42988, 423091, 846182, 1692364, 4654001, 9308002, 18616004, 413359907, 826719814, 1653439628, 4546958977, 9093917954, 18187835908]

約数ペア:

[(1, 18187835908), (2, 9093917954), (4, 4546958977), (11, 1653439628), (22, 826719814), (44, 413359907), (977, 18616004), (1954, 9308002), (3908, 4654001), (10747, 1692364), (21494, 846182), (42988, 423091)]