19593171

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1$

素因数の和:857

約数の個数: 40

約数和(自身を含む): 32931360

約数和(自身を除く): 13338189

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 117, 207, 299, 351, 621, 809, 897, 1053, 1863, 2427, 2691, 7281, 8073, 10517, 18607, 21843, 24219, 31551, 55821, 65529, 94653, 167463, 241891, 283959, 502389, 725673, 851877, 1507167, 2177019, 6531057, 19593171]

約数ペア:

[(1, 19593171), (3, 6531057), (9, 2177019), (13, 1507167), (23, 851877), (27, 725673), (39, 502389), (69, 283959), (81, 241891), (117, 167463), (207, 94653), (299, 65529), (351, 55821), (621, 31551), (809, 24219), (897, 21843), (1053, 18607), (1863, 10517), (2427, 8073), (2691, 7281)]