20213867523

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{601}}^1\times {\mathrm{1223}}^1$

素因数の和:2019

約数の個数: 32

約数和(自身を含む): 27587589120

約数和(自身を除く): 7373721597

約数列:

[1, 3, 89, 103, 267, 309, 601, 1223, 1803, 3669, 9167, 27501, 53489, 61903, 108847, 125969, 160467, 185709, 326541, 377907, 735023, 2205069, 5509367, 11211241, 16528101, 33633723, 65417047, 75707369, 196251141, 227122107, 6737955841, 20213867523]

約数ペア:

[(1, 20213867523), (3, 6737955841), (89, 227122107), (103, 196251141), (267, 75707369), (309, 65417047), (601, 33633723), (1223, 16528101), (1803, 11211241), (3669, 5509367), (9167, 2205069), (27501, 735023), (53489, 377907), (61903, 326541), (108847, 185709), (125969, 160467)]