20496794

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 33246720

約数和(自身を除く): 12749926

約数列:

[1, 2, 29, 47, 58, 73, 94, 103, 146, 206, 1363, 2117, 2726, 2987, 3431, 4234, 4841, 5974, 6862, 7519, 9682, 15038, 99499, 140389, 198998, 218051, 280778, 353393, 436102, 706786, 10248397, 20496794]

約数ペア:

[(1, 20496794), (2, 10248397), (29, 706786), (47, 436102), (58, 353393), (73, 280778), (94, 218051), (103, 198998), (146, 140389), (206, 99499), (1363, 15038), (2117, 9682), (2726, 7519), (2987, 6862), (3431, 5974), (4234, 4841)]