19624985

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2467}}^1$

素因数の和:2552

約数の個数: 16

約数和(自身を含む): 24758976

約数和(自身を除く): 5133991

約数列:

[1, 5, 37, 43, 185, 215, 1591, 2467, 7955, 12335, 91279, 106081, 456395, 530405, 3924997, 19624985]

約数ペア:

[(1, 19624985), (5, 3924997), (37, 530405), (43, 456395), (185, 106081), (215, 91279), (1591, 12335), (2467, 7955)]