18900930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7079}}^1$

素因数の和:7178

約数の個数: 32

約数和(自身を含む): 45878400

約数和(自身を除く): 26977470

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 7079, 14158, 21237, 35395, 42474, 70790, 106185, 212370, 630031, 1260062, 1890093, 3150155, 3780186, 6300310, 9450465, 18900930]

約数ペア:

[(1, 18900930), (2, 9450465), (3, 6300310), (5, 3780186), (6, 3150155), (10, 1890093), (15, 1260062), (30, 630031), (89, 212370), (178, 106185), (267, 70790), (445, 42474), (534, 35395), (890, 21237), (1335, 14158), (2670, 7079)]