19935826

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{1867}}^1$

素因数の和:2169

約数の個数: 16

約数和(自身を含む): 31606560

約数和(自身を除く): 11670734

約数列:

[1, 2, 19, 38, 281, 562, 1867, 3734, 5339, 10678, 35473, 70946, 524627, 1049254, 9967913, 19935826]

約数ペア:

[(1, 19935826), (2, 9967913), (19, 1049254), (38, 524627), (281, 70946), (562, 35473), (1867, 10678), (3734, 5339)]