30931534

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21157}}^1$

素因数の和:21219

約数の個数: 16

約数和(自身を含む): 50271408

約数和(自身を除く): 19339874

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 21157, 42314, 359669, 719338, 909751, 1819502, 15465767, 30931534]

約数ペア:

[(1, 30931534), (2, 15465767), (17, 1819502), (34, 909751), (43, 719338), (86, 359669), (731, 42314), (1462, 21157)]