164640358

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{39749}}^1$

素因数の和:39879

約数の個数: 16

約数和(自身を含む): 262350000

約数和(自身を除く): 97709642

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 39749, 79498, 755231, 1510462, 4332641, 8665282, 82320179, 164640358]

約数ペア:

[(1, 164640358), (2, 82320179), (19, 8665282), (38, 4332641), (109, 1510462), (218, 755231), (2071, 79498), (4142, 39749)]