20771632

素因数分解:

$2^4\times 7^1\times {\mathrm{191}}^1\times {\mathrm{971}}^1$

素因数の和:1177

約数の個数: 40

約数和(自身を含む): 46282752

約数和(自身を除く): 25511120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 191, 382, 764, 971, 1337, 1528, 1942, 2674, 3056, 3884, 5348, 6797, 7768, 10696, 13594, 15536, 21392, 27188, 54376, 108752, 185461, 370922, 741844, 1298227, 1483688, 2596454, 2967376, 5192908, 10385816, 20771632]

約数ペア:

[(1, 20771632), (2, 10385816), (4, 5192908), (7, 2967376), (8, 2596454), (14, 1483688), (16, 1298227), (28, 741844), (56, 370922), (112, 185461), (191, 108752), (382, 54376), (764, 27188), (971, 21392), (1337, 15536), (1528, 13594), (1942, 10696), (2674, 7768), (3056, 6797), (3884, 5348)]