1621167416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{937}}^1\times {\mathrm{19661}}^1$

素因数の和:20615

約数の個数: 32

約数和(自身を含む): 3319732080

約数和(自身を除く): 1698564664

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 937, 1874, 3748, 7496, 10307, 19661, 20614, 39322, 41228, 78644, 82456, 157288, 216271, 432542, 865084, 1730168, 18422357, 36844714, 73689428, 147378856, 202645927, 405291854, 810583708, 1621167416]

約数ペア:

[(1, 1621167416), (2, 810583708), (4, 405291854), (8, 202645927), (11, 147378856), (22, 73689428), (44, 36844714), (88, 18422357), (937, 1730168), (1874, 865084), (3748, 432542), (7496, 216271), (10307, 157288), (19661, 82456), (20614, 78644), (39322, 41228)]