19543491

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2861}}^1$

素因数の和:2904

約数の個数: 32

約数和(自身を含む): 32970240

約数和(自身を除く): 13426749

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 207, 253, 297, 621, 759, 2277, 2861, 6831, 8583, 25749, 31471, 65803, 77247, 94413, 197409, 283239, 592227, 723833, 849717, 1776681, 2171499, 6514497, 19543491]

約数ペア:

[(1, 19543491), (3, 6514497), (9, 2171499), (11, 1776681), (23, 849717), (27, 723833), (33, 592227), (69, 283239), (99, 197409), (207, 94413), (253, 77247), (297, 65803), (621, 31471), (759, 25749), (2277, 8583), (2861, 6831)]