20185053

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^3\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 32

約数和(自身を含む): 32563200

約数和(自身を除く): 12378147

約数列:

[1, 3, 7, 21, 23, 69, 79, 161, 237, 483, 529, 553, 1587, 1659, 1817, 3703, 5451, 11109, 12167, 12719, 36501, 38157, 41791, 85169, 125373, 255507, 292537, 877611, 961193, 2883579, 6728351, 20185053]

約数ペア:

[(1, 20185053), (3, 6728351), (7, 2883579), (21, 961193), (23, 877611), (69, 292537), (79, 255507), (161, 125373), (237, 85169), (483, 41791), (529, 38157), (553, 36501), (1587, 12719), (1659, 12167), (1817, 11109), (3703, 5451)]