18545210

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{63949}}^1$

素因数の和:63985

約数の個数: 16

約数和(自身を含む): 34533000

約数和(自身を除く): 15987790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 63949, 127898, 319745, 639490, 1854521, 3709042, 9272605, 18545210]

約数ペア:

[(1, 18545210), (2, 9272605), (5, 3709042), (10, 1854521), (29, 639490), (58, 319745), (145, 127898), (290, 63949)]