18278810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1553}}^1$

素因数の和:1678

約数の個数: 32

約数和(自身を含む): 36251712

約数和(自身を除く): 17972902

約数列:

[1, 2, 5, 10, 11, 22, 55, 107, 110, 214, 535, 1070, 1177, 1553, 2354, 3106, 5885, 7765, 11770, 15530, 17083, 34166, 85415, 166171, 170830, 332342, 830855, 1661710, 1827881, 3655762, 9139405, 18278810]

約数ペア:

[(1, 18278810), (2, 9139405), (5, 3655762), (10, 1827881), (11, 1661710), (22, 830855), (55, 332342), (107, 170830), (110, 166171), (214, 85415), (535, 34166), (1070, 17083), (1177, 15530), (1553, 11770), (2354, 7765), (3106, 5885)]