12621712

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{25447}}^1$

素因数の和:25486

約数の個数: 20

約数和(自身を含む): 25244416

約数和(自身を除く): 12622704

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 25447, 50894, 101788, 203576, 407152, 788857, 1577714, 3155428, 6310856, 12621712]

約数ペア:

[(1, 12621712), (2, 6310856), (4, 3155428), (8, 1577714), (16, 788857), (31, 407152), (62, 203576), (124, 101788), (248, 50894), (496, 25447)]