19456558

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{7309}}^1$

素因数の和:7344

約数の個数: 16

約数和(自身を含む): 32105520

約数和(自身を除く): 12648962

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 7309, 14618, 80399, 160798, 884389, 1768778, 9728279, 19456558]

約数ペア:

[(1, 19456558), (2, 9728279), (11, 1768778), (22, 884389), (121, 160798), (242, 80399), (1331, 14618), (2662, 7309)]