20181690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{74747}}^1$

素因数の和:74763

約数の個数: 32

約数和(自身を含む): 53818560

約数和(自身を除く): 33636870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 74747, 149494, 224241, 373735, 448482, 672723, 747470, 1121205, 1345446, 2018169, 2242410, 3363615, 4036338, 6727230, 10090845, 20181690]

約数ペア:

[(1, 20181690), (2, 10090845), (3, 6727230), (5, 4036338), (6, 3363615), (9, 2242410), (10, 2018169), (15, 1345446), (18, 1121205), (27, 747470), (30, 672723), (45, 448482), (54, 373735), (90, 224241), (135, 149494), (270, 74747)]