19202157

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 30898560

約数和(自身を除く): 11696403

約数列:

[1, 3, 9, 13, 27, 39, 117, 227, 241, 351, 681, 723, 2043, 2169, 2951, 3133, 6129, 6507, 8853, 9399, 26559, 28197, 54707, 79677, 84591, 164121, 492363, 711191, 1477089, 2133573, 6400719, 19202157]

約数ペア:

[(1, 19202157), (3, 6400719), (9, 2133573), (13, 1477089), (27, 711191), (39, 492363), (117, 164121), (227, 84591), (241, 79677), (351, 54707), (681, 28197), (723, 26559), (2043, 9399), (2169, 8853), (2951, 6507), (3133, 6129)]