19405664

素因数分解:

$2^5\times {\mathrm{577}}^1\times {\mathrm{1051}}^1$

素因数の和:1638

約数の個数: 24

約数和(自身を含む): 38307528

約数和(自身を除く): 18901864

約数列:

[1, 2, 4, 8, 16, 32, 577, 1051, 1154, 2102, 2308, 4204, 4616, 8408, 9232, 16816, 18464, 33632, 606427, 1212854, 2425708, 4851416, 9702832, 19405664]

約数ペア:

[(1, 19405664), (2, 9702832), (4, 4851416), (8, 2425708), (16, 1212854), (32, 606427), (577, 33632), (1051, 18464), (1154, 16816), (2102, 9232), (2308, 8408), (4204, 4616)]