18009701

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:500

約数の個数: 16

約数和(自身を含む): 19790400

約数和(自身を除く): 1780699

約数列:

[1, 19, 41, 61, 379, 779, 1159, 2501, 7201, 15539, 23119, 47519, 295241, 439261, 947879, 18009701]

約数ペア:

[(1, 18009701), (19, 947879), (41, 439261), (61, 295241), (379, 47519), (779, 23119), (1159, 15539), (2501, 7201)]