18834374

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:672

約数の個数: 24

約数和(自身を含む): 30946032

約数和(自身を除く): 12111658

約数列:

[1, 2, 13, 26, 103, 169, 206, 338, 541, 1082, 1339, 2678, 7033, 14066, 17407, 34814, 55723, 91429, 111446, 182858, 724399, 1448798, 9417187, 18834374]

約数ペア:

[(1, 18834374), (2, 9417187), (13, 1448798), (26, 724399), (103, 182858), (169, 111446), (206, 91429), (338, 55723), (541, 34814), (1082, 17407), (1339, 14066), (2678, 7033)]