18779230

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{281}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 34963488

約数和(自身を除く): 16184258

約数列:

[1, 2, 5, 10, 41, 82, 163, 205, 281, 326, 410, 562, 815, 1405, 1630, 2810, 6683, 11521, 13366, 23042, 33415, 45803, 57605, 66830, 91606, 115210, 229015, 458030, 1877923, 3755846, 9389615, 18779230]

約数ペア:

[(1, 18779230), (2, 9389615), (5, 3755846), (10, 1877923), (41, 458030), (82, 229015), (163, 115210), (205, 91606), (281, 66830), (326, 57605), (410, 45803), (562, 33415), (815, 23042), (1405, 13366), (1630, 11521), (2810, 6683)]