20703564

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2833}}^1$

素因数の和:2879

約数の個数: 72

約数和(自身を含む): 61894560

約数和(自身を除く): 41190996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 2833, 3654, 5666, 7308, 8499, 11332, 16998, 19831, 25497, 33996, 39662, 50994, 59493, 79324, 82157, 101988, 118986, 164314, 178479, 237972, 246471, 328628, 356958, 492942, 575099, 713916, 739413, 985884, 1150198, 1478826, 1725297, 2300396, 2957652, 3450594, 5175891, 6901188, 10351782, 20703564]

約数ペア:

[(1, 20703564), (2, 10351782), (3, 6901188), (4, 5175891), (6, 3450594), (7, 2957652), (9, 2300396), (12, 1725297), (14, 1478826), (18, 1150198), (21, 985884), (28, 739413), (29, 713916), (36, 575099), (42, 492942), (58, 356958), (63, 328628), (84, 246471), (87, 237972), (116, 178479), (126, 164314), (174, 118986), (203, 101988), (252, 82157), (261, 79324), (348, 59493), (406, 50994), (522, 39662), (609, 33996), (812, 25497), (1044, 19831), (1218, 16998), (1827, 11332), (2436, 8499), (2833, 7308), (3654, 5666)]