19914882

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1949}}^1$

素因数の和:2098

約数の個数: 32

約数和(自身を含む): 43243200

約数和(自身を除く): 23328318

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 1949, 3406, 3898, 5109, 5847, 10218, 11694, 25337, 50674, 76011, 152022, 255319, 510638, 765957, 1531914, 3319147, 6638294, 9957441, 19914882]

約数ペア:

[(1, 19914882), (2, 9957441), (3, 6638294), (6, 3319147), (13, 1531914), (26, 765957), (39, 510638), (78, 255319), (131, 152022), (262, 76011), (393, 50674), (786, 25337), (1703, 11694), (1949, 10218), (3406, 5847), (3898, 5109)]