18573401

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2027}}^1$

素因数の和:2069

約数の個数: 24

約数和(自身を含む): 24968736

約数和(自身を除く): 6395335

約数列:

[1, 7, 11, 17, 49, 77, 119, 187, 539, 833, 1309, 2027, 9163, 14189, 22297, 34459, 99323, 156079, 241213, 379049, 1092553, 1688491, 2653343, 18573401]

約数ペア:

[(1, 18573401), (7, 2653343), (11, 1688491), (17, 1092553), (49, 379049), (77, 241213), (119, 156079), (187, 99323), (539, 34459), (833, 22297), (1309, 14189), (2027, 9163)]