19840672

素因数分解:

$2^5\times {\mathrm{739}}^1\times {\mathrm{839}}^1$

素因数の和:1588

約数の個数: 24

約数和(自身を含む): 39160800

約数和(自身を除く): 19320128

約数列:

[1, 2, 4, 8, 16, 32, 739, 839, 1478, 1678, 2956, 3356, 5912, 6712, 11824, 13424, 23648, 26848, 620021, 1240042, 2480084, 4960168, 9920336, 19840672]

約数ペア:

[(1, 19840672), (2, 9920336), (4, 4960168), (8, 2480084), (16, 1240042), (32, 620021), (739, 26848), (839, 23648), (1478, 13424), (1678, 11824), (2956, 6712), (3356, 5912)]