18018385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2753}}^1$

素因数の和:2793

約数の個数: 32

約数和(自身を含む): 28553472

約数和(自身を除く): 10535087

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 2753, 6545, 13765, 19271, 30283, 46801, 96355, 151415, 211981, 234005, 327607, 514811, 1059905, 1638035, 2574055, 3603677, 18018385]

約数ペア:

[(1, 18018385), (5, 3603677), (7, 2574055), (11, 1638035), (17, 1059905), (35, 514811), (55, 327607), (77, 234005), (85, 211981), (119, 151415), (187, 96355), (385, 46801), (595, 30283), (935, 19271), (1309, 13765), (2753, 6545)]