19457820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{12011}}^1$

素因数の和:12032

約数の個数: 60

約数和(自身を含む): 61044984

約数和(自身を除く): 41587164

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, 12011, 24022, 36033, 48044, 60055, 72066, 108099, 120110, 144132, 180165, 216198, 240220, 324297, 360330, 432396, 540495, 648594, 720660, 972891, 1080990, 1297188, 1621485, 1945782, 2161980, 3242970, 3891564, 4864455, 6485940, 9728910, 19457820]

約数ペア:

[(1, 19457820), (2, 9728910), (3, 6485940), (4, 4864455), (5, 3891564), (6, 3242970), (9, 2161980), (10, 1945782), (12, 1621485), (15, 1297188), (18, 1080990), (20, 972891), (27, 720660), (30, 648594), (36, 540495), (45, 432396), (54, 360330), (60, 324297), (81, 240220), (90, 216198), (108, 180165), (135, 144132), (162, 120110), (180, 108099), (270, 72066), (324, 60055), (405, 48044), (540, 36033), (810, 24022), (1620, 12011)]