19003173

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 30858240

約数和(自身を除く): 11855067

約数列:

[1, 3, 7, 19, 21, 57, 97, 133, 291, 399, 491, 679, 1473, 1843, 2037, 3437, 5529, 9329, 10311, 12901, 27987, 38703, 47627, 65303, 142881, 195909, 333389, 904913, 1000167, 2714739, 6334391, 19003173]

約数ペア:

[(1, 19003173), (3, 6334391), (7, 2714739), (19, 1000167), (21, 904913), (57, 333389), (97, 195909), (133, 142881), (291, 65303), (399, 47627), (491, 38703), (679, 27987), (1473, 12901), (1843, 10311), (2037, 9329), (3437, 5529)]