18568890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10859}}^1$

素因数の和:10891

約数の個数: 48

約数和(自身を含む): 50824800

約数和(自身を除く): 32255910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 10859, 21718, 32577, 54295, 65154, 97731, 108590, 162885, 195462, 206321, 325770, 412642, 488655, 618963, 977310, 1031605, 1237926, 1856889, 2063210, 3094815, 3713778, 6189630, 9284445, 18568890]

約数ペア:

[(1, 18568890), (2, 9284445), (3, 6189630), (5, 3713778), (6, 3094815), (9, 2063210), (10, 1856889), (15, 1237926), (18, 1031605), (19, 977310), (30, 618963), (38, 488655), (45, 412642), (57, 325770), (90, 206321), (95, 195462), (114, 162885), (171, 108590), (190, 97731), (285, 65154), (342, 54295), (570, 32577), (855, 21718), (1710, 10859)]