18219088

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{27773}}^1$

素因数の和:27822

約数の個数: 20

約数和(自身を含む): 36161748

約数和(自身を除く): 17942660

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 27773, 55546, 111092, 222184, 444368, 1138693, 2277386, 4554772, 9109544, 18219088]

約数ペア:

[(1, 18219088), (2, 9109544), (4, 4554772), (8, 2277386), (16, 1138693), (41, 444368), (82, 222184), (164, 111092), (328, 55546), (656, 27773)]