18802545

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 31197312

約数和(自身を除く): 12394767

約数列:

[1, 3, 5, 15, 53, 67, 159, 201, 265, 335, 353, 795, 1005, 1059, 1765, 3551, 5295, 10653, 17755, 18709, 23651, 53265, 56127, 70953, 93545, 118255, 280635, 354765, 1253503, 3760509, 6267515, 18802545]

約数ペア:

[(1, 18802545), (3, 6267515), (5, 3760509), (15, 1253503), (53, 354765), (67, 280635), (159, 118255), (201, 93545), (265, 70953), (335, 56127), (353, 53265), (795, 23651), (1005, 18709), (1059, 17755), (1765, 10653), (3551, 5295)]