2781106

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:633

約数の個数: 16

約数和(自身を含む): 4428000

約数和(自身を除く): 1646894

約数列:

[1, 2, 19, 38, 163, 326, 449, 898, 3097, 6194, 8531, 17062, 73187, 146374, 1390553, 2781106]

約数ペア:

[(1, 2781106), (2, 1390553), (19, 146374), (38, 73187), (163, 17062), (326, 8531), (449, 6194), (898, 3097)]