20337376

素因数分解:

$2^5\times {\mathrm{137}}^1\times {\mathrm{4639}}^1$

素因数の和:4786

約数の個数: 24

約数和(自身を含む): 40340160

約数和(自身を除く): 20002784

約数列:

[1, 2, 4, 8, 16, 32, 137, 274, 548, 1096, 2192, 4384, 4639, 9278, 18556, 37112, 74224, 148448, 635543, 1271086, 2542172, 5084344, 10168688, 20337376]

約数ペア:

[(1, 20337376), (2, 10168688), (4, 5084344), (8, 2542172), (16, 1271086), (32, 635543), (137, 148448), (274, 74224), (548, 37112), (1096, 18556), (2192, 9278), (4384, 4639)]