20893446

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2099}}^1$

素因数の和:2193

約数の個数: 48

約数和(自身を含む): 52416000

約数和(自身を除く): 31522554

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 2099, 3318, 4198, 4977, 6297, 9954, 12594, 14693, 18891, 29386, 37782, 44079, 88158, 132237, 165821, 264474, 331642, 497463, 994926, 1160747, 1492389, 2321494, 2984778, 3482241, 6964482, 10446723, 20893446]

約数ペア:

[(1, 20893446), (2, 10446723), (3, 6964482), (6, 3482241), (7, 2984778), (9, 2321494), (14, 1492389), (18, 1160747), (21, 994926), (42, 497463), (63, 331642), (79, 264474), (126, 165821), (158, 132237), (237, 88158), (474, 44079), (553, 37782), (711, 29386), (1106, 18891), (1422, 14693), (1659, 12594), (2099, 9954), (3318, 6297), (4198, 4977)]