18928360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43019}}^1$

素因数の和:43041

約数の個数: 32

約数和(自身を含む): 46461600

約数和(自身を除く): 27533240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 43019, 86038, 172076, 215095, 344152, 430190, 473209, 860380, 946418, 1720760, 1892836, 2366045, 3785672, 4732090, 9464180, 18928360]

約数ペア:

[(1, 18928360), (2, 9464180), (4, 4732090), (5, 3785672), (8, 2366045), (10, 1892836), (11, 1720760), (20, 946418), (22, 860380), (40, 473209), (44, 430190), (55, 344152), (88, 215095), (110, 172076), (220, 86038), (440, 43019)]