18653882

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{229}}^1\times {\mathrm{241}}^1$

素因数の和:498

約数の個数: 24

約数和(自身を含む): 30557340

約数和(自身を除く): 11903458

約数列:

[1, 2, 13, 26, 169, 229, 241, 338, 458, 482, 2977, 3133, 5954, 6266, 38701, 40729, 55189, 77402, 81458, 110378, 717457, 1434914, 9326941, 18653882]

約数ペア:

[(1, 18653882), (2, 9326941), (13, 1434914), (26, 717457), (169, 110378), (229, 81458), (241, 77402), (338, 55189), (458, 40729), (482, 38701), (2977, 6266), (3133, 5954)]