20291420172

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{82837}}^1$

素因数の和:83130

約数の個数: 48

約数和(自身を含む): 48012904800

約数和(自身を除く): 27721484628

約数列:

[1, 2, 3, 4, 6, 12, 137, 149, 274, 298, 411, 447, 548, 596, 822, 894, 1644, 1788, 20413, 40826, 61239, 81652, 82837, 122478, 165674, 244956, 248511, 331348, 497022, 994044, 11348669, 12342713, 22697338, 24685426, 34046007, 37028139, 45394676, 49370852, 68092014, 74056278, 136184028, 148112556, 1690951681, 3381903362, 5072855043, 6763806724, 10145710086, 20291420172]

約数ペア:

[(1, 20291420172), (2, 10145710086), (3, 6763806724), (4, 5072855043), (6, 3381903362), (12, 1690951681), (137, 148112556), (149, 136184028), (274, 74056278), (298, 68092014), (411, 49370852), (447, 45394676), (548, 37028139), (596, 34046007), (822, 24685426), (894, 22697338), (1644, 12342713), (1788, 11348669), (20413, 994044), (40826, 497022), (61239, 331348), (81652, 248511), (82837, 244956), (122478, 165674)]