23555990

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{21611}}^1$

素因数の和:21727

約数の個数: 16

約数和(自身を含む): 42791760

約数和(自身を除く): 19235770

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 21611, 43222, 108055, 216110, 2355599, 4711198, 11777995, 23555990]

約数ペア:

[(1, 23555990), (2, 11777995), (5, 4711198), (10, 2355599), (109, 216110), (218, 108055), (545, 43222), (1090, 21611)]