19004220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11731}}^1$

素因数の和:11752

約数の個数: 60

約数和(自身を含む): 59622024

約数和(自身を除く): 40617804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11731, 23462, 35193, 46924, 58655, 70386, 105579, 117310, 140772, 175965, 211158, 234620, 316737, 351930, 422316, 527895, 633474, 703860, 950211, 1055790, 1266948, 1583685, 1900422, 2111580, 3167370, 3800844, 4751055, 6334740, 9502110, 19004220]

約数ペア:

[(1, 19004220), (2, 9502110), (3, 6334740), (4, 4751055), (5, 3800844), (6, 3167370), (9, 2111580), (10, 1900422), (12, 1583685), (15, 1266948), (18, 1055790), (20, 950211), (27, 703860), (30, 633474), (36, 527895), (45, 422316), (54, 351930), (60, 316737), (81, 234620), (90, 211158), (108, 175965), (135, 140772), (162, 117310), (180, 105579), (270, 70386), (324, 58655), (405, 46924), (540, 35193), (810, 23462), (1620, 11731)]