20074635

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 42119616

約数和(自身を除く): 22044981

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 73, 81, 97, 105, 135, 189, 219, 291, 315, 365, 405, 485, 511, 567, 657, 679, 873, 945, 1095, 1455, 1533, 1971, 2037, 2555, 2619, 2835, 3285, 3395, 4365, 4599, 5913, 6111, 7081, 7665, 7857, 9855, 10185, 13095, 13797, 18333, 21243, 22995, 29565, 30555, 35405, 39285, 41391, 49567, 54999, 63729, 68985, 91665, 106215, 148701, 191187, 206955, 247835, 274995, 318645, 446103, 573561, 743505, 955935, 1338309, 2230515, 2867805, 4014927, 6691545, 20074635]

約数ペア:

[(1, 20074635), (3, 6691545), (5, 4014927), (7, 2867805), (9, 2230515), (15, 1338309), (21, 955935), (27, 743505), (35, 573561), (45, 446103), (63, 318645), (73, 274995), (81, 247835), (97, 206955), (105, 191187), (135, 148701), (189, 106215), (219, 91665), (291, 68985), (315, 63729), (365, 54999), (405, 49567), (485, 41391), (511, 39285), (567, 35405), (657, 30555), (679, 29565), (873, 22995), (945, 21243), (1095, 18333), (1455, 13797), (1533, 13095), (1971, 10185), (2037, 9855), (2555, 7857), (2619, 7665), (2835, 7081), (3285, 6111), (3395, 5913), (4365, 4599)]