19017752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1709}}^1$

素因数の和:1835

約数の個数: 32

約数和(自身を含む): 38782800

約数和(自身を除く): 19765048

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 107, 214, 428, 856, 1391, 1709, 2782, 3418, 5564, 6836, 11128, 13672, 22217, 44434, 88868, 177736, 182863, 365726, 731452, 1462904, 2377219, 4754438, 9508876, 19017752]

約数ペア:

[(1, 19017752), (2, 9508876), (4, 4754438), (8, 2377219), (13, 1462904), (26, 731452), (52, 365726), (104, 182863), (107, 177736), (214, 88868), (428, 44434), (856, 22217), (1391, 13672), (1709, 11128), (2782, 6836), (3418, 5564)]