18086121739

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{6703}}^1$

素因数の和:6931

約数の個数: 32

約数和(自身を含む): 21547192320

約数和(自身を除く): 3461070581

約数列:

[1, 7, 61, 71, 89, 427, 497, 623, 4331, 5429, 6319, 6703, 30317, 38003, 44233, 46921, 385459, 408883, 475913, 596567, 2698213, 2862181, 3331391, 4175969, 29030693, 36390587, 42356257, 203214851, 254734109, 296493799, 2583731677, 18086121739]

約数ペア:

[(1, 18086121739), (7, 2583731677), (61, 296493799), (71, 254734109), (89, 203214851), (427, 42356257), (497, 36390587), (623, 29030693), (4331, 4175969), (5429, 3331391), (6319, 2862181), (6703, 2698213), (30317, 596567), (38003, 475913), (44233, 408883), (46921, 385459)]