18218145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2693}}^1$

素因数の和:2753

約数の個数: 32

約数和(自身を含む): 32586624

約数和(自身を除く): 14368479

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 123, 165, 205, 451, 615, 1353, 2255, 2693, 6765, 8079, 13465, 29623, 40395, 88869, 110413, 148115, 331239, 444345, 552065, 1214543, 1656195, 3643629, 6072715, 18218145]

約数ペア:

[(1, 18218145), (3, 6072715), (5, 3643629), (11, 1656195), (15, 1214543), (33, 552065), (41, 444345), (55, 331239), (123, 148115), (165, 110413), (205, 88869), (451, 40395), (615, 29623), (1353, 13465), (2255, 8079), (2693, 6765)]