42420976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{203947}}^1$

素因数の和:203968

約数の個数: 20

約数和(自身を含む): 88513432

約数和(自身を除く): 46092456

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 203947, 407894, 815788, 1631576, 2651311, 3263152, 5302622, 10605244, 21210488, 42420976]

約数ペア:

[(1, 42420976), (2, 21210488), (4, 10605244), (8, 5302622), (13, 3263152), (16, 2651311), (26, 1631576), (52, 815788), (104, 407894), (208, 203947)]