19298420

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4327}}^1$

素因数の和:4559

約数の個数: 24

約数和(自身を含む): 40717824

約数和(自身を除く): 21419404

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4327, 4460, 8654, 17308, 21635, 43270, 86540, 964921, 1929842, 3859684, 4824605, 9649210, 19298420]

約数ペア:

[(1, 19298420), (2, 9649210), (4, 4824605), (5, 3859684), (10, 1929842), (20, 964921), (223, 86540), (446, 43270), (892, 21635), (1115, 17308), (2230, 8654), (4327, 4460)]