19520169

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2801}}^1$

素因数の和:2928

約数の個数: 16

約数和(自身を含む): 27437184

約数和(自身を除く): 7917015

約数列:

[1, 3, 23, 69, 101, 303, 2323, 2801, 6969, 8403, 64423, 193269, 282901, 848703, 6506723, 19520169]

約数ペア:

[(1, 19520169), (3, 6506723), (23, 848703), (69, 282901), (101, 193269), (303, 64423), (2323, 8403), (2801, 6969)]