19885820493

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3742861}}^1$

素因数の和:3742905

約数の個数: 32

約数和(自身を含む): 34494216192

約数和(自身を除く): 14608395699

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 483, 759, 1771, 5313, 3742861, 11228583, 26200027, 41171471, 78600081, 86085803, 123514413, 258257409, 288200297, 602600621, 864600891, 946943833, 1807801863, 2840831499, 6628606831, 19885820493]

約数ペア:

[(1, 19885820493), (3, 6628606831), (7, 2840831499), (11, 1807801863), (21, 946943833), (23, 864600891), (33, 602600621), (69, 288200297), (77, 258257409), (161, 123514413), (231, 86085803), (253, 78600081), (483, 41171471), (759, 26200027), (1771, 11228583), (5313, 3742861)]