23219905

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{401}}^1$

素因数の和:756

約数の個数: 16

約数和(自身を含む): 28779984

約数和(自身を除く): 5560079

約数列:

[1, 5, 37, 185, 313, 401, 1565, 2005, 11581, 14837, 57905, 74185, 125513, 627565, 4643981, 23219905]

約数ペア:

[(1, 23219905), (5, 4643981), (37, 627565), (185, 125513), (313, 74185), (401, 57905), (1565, 14837), (2005, 11581)]