20021312

素因数分解:

$2^6\times {\mathrm{307}}^1\times {\mathrm{1019}}^1$

素因数の和:1338

約数の個数: 28

約数和(自身を含む): 39898320

約数和(自身を除く): 19877008

約数列:

[1, 2, 4, 8, 16, 32, 64, 307, 614, 1019, 1228, 2038, 2456, 4076, 4912, 8152, 9824, 16304, 19648, 32608, 65216, 312833, 625666, 1251332, 2502664, 5005328, 10010656, 20021312]

約数ペア:

[(1, 20021312), (2, 10010656), (4, 5005328), (8, 2502664), (16, 1251332), (32, 625666), (64, 312833), (307, 65216), (614, 32608), (1019, 19648), (1228, 16304), (2038, 9824), (2456, 8152), (4076, 4912)]