19758843

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1373}}^1$

素因数の和:1436

約数の個数: 32

約数和(自身を含む): 32316480

約数和(自身を除く): 12557637

約数列:

[1, 3, 9, 13, 27, 39, 41, 117, 123, 351, 369, 533, 1107, 1373, 1599, 4119, 4797, 12357, 14391, 17849, 37071, 53547, 56293, 160641, 168879, 481923, 506637, 731809, 1519911, 2195427, 6586281, 19758843]

約数ペア:

[(1, 19758843), (3, 6586281), (9, 2195427), (13, 1519911), (27, 731809), (39, 506637), (41, 481923), (117, 168879), (123, 160641), (351, 56293), (369, 53547), (533, 37071), (1107, 17849), (1373, 14391), (1599, 12357), (4119, 4797)]