20477392

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{7573}}^1$

素因数の和:7607

約数の個数: 30

約数和(自身を含む): 42967302

約数和(自身を除く): 22489910

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 7573, 15146, 30292, 60584, 98449, 121168, 196898, 393796, 787592, 1279837, 1575184, 2559674, 5119348, 10238696, 20477392]

約数ペア:

[(1, 20477392), (2, 10238696), (4, 5119348), (8, 2559674), (13, 1575184), (16, 1279837), (26, 787592), (52, 393796), (104, 196898), (169, 121168), (208, 98449), (338, 60584), (676, 30292), (1352, 15146), (2704, 7573)]