20207891844

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11455721}}^1$

素因数の和:11455745

約数の個数: 54

約数和(自身を含む): 59420830014

約数和(自身を除く): 39212938170

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 11455721, 22911442, 34367163, 45822884, 68734326, 80190047, 103101489, 137468652, 160380094, 206202978, 240570141, 320760188, 412405956, 481140282, 561330329, 721710423, 962280564, 1122660658, 1443420846, 1683990987, 2245321316, 2886841692, 3367981974, 5051972961, 6735963948, 10103945922, 20207891844]

約数ペア:

[(1, 20207891844), (2, 10103945922), (3, 6735963948), (4, 5051972961), (6, 3367981974), (7, 2886841692), (9, 2245321316), (12, 1683990987), (14, 1443420846), (18, 1122660658), (21, 962280564), (28, 721710423), (36, 561330329), (42, 481140282), (49, 412405956), (63, 320760188), (84, 240570141), (98, 206202978), (126, 160380094), (147, 137468652), (196, 103101489), (252, 80190047), (294, 68734326), (441, 45822884), (588, 34367163), (882, 22911442), (1764, 11455721)]