16490290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{379}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 31464000

約数和(自身を除く): 14973710

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 229, 379, 458, 758, 1145, 1895, 2290, 3790, 4351, 7201, 8702, 14402, 21755, 36005, 43510, 72010, 86791, 173582, 433955, 867910, 1649029, 3298058, 8245145, 16490290]

約数ペア:

[(1, 16490290), (2, 8245145), (5, 3298058), (10, 1649029), (19, 867910), (38, 433955), (95, 173582), (190, 86791), (229, 72010), (379, 43510), (458, 36005), (758, 21755), (1145, 14402), (1895, 8702), (2290, 7201), (3790, 4351)]