20767705

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 29548800

約数和(自身を除く): 8781095

約数列:

[1, 5, 7, 35, 59, 89, 113, 295, 413, 445, 565, 623, 791, 2065, 3115, 3955, 5251, 6667, 10057, 26255, 33335, 36757, 46669, 50285, 70399, 183785, 233345, 351995, 593363, 2966815, 4153541, 20767705]

約数ペア:

[(1, 20767705), (5, 4153541), (7, 2966815), (35, 593363), (59, 351995), (89, 233345), (113, 183785), (295, 70399), (413, 50285), (445, 46669), (565, 36757), (623, 33335), (791, 26255), (2065, 10057), (3115, 6667), (3955, 5251)]