18414440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41851}}^1$

素因数の和:41873

約数の個数: 32

約数和(自身を含む): 45200160

約数和(自身を除く): 26785720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 41851, 83702, 167404, 209255, 334808, 418510, 460361, 837020, 920722, 1674040, 1841444, 2301805, 3682888, 4603610, 9207220, 18414440]

約数ペア:

[(1, 18414440), (2, 9207220), (4, 4603610), (5, 3682888), (8, 2301805), (10, 1841444), (11, 1674040), (20, 920722), (22, 837020), (40, 460361), (44, 418510), (55, 334808), (88, 209255), (110, 167404), (220, 83702), (440, 41851)]