19398028473

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{827}}^1\times {\mathrm{15241}}^1$

素因数の和:16099

約数の個数: 40

約数和(自身を含む): 30541309920

約数和(自身を除く): 11143281447

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 827, 1539, 2481, 7443, 15241, 15713, 22329, 45723, 47139, 66987, 137169, 141417, 289579, 411507, 424251, 868737, 1234521, 1272753, 2606211, 7818633, 12604307, 23455899, 37812921, 113438763, 239481833, 340316289, 718445499, 1020948867, 2155336497, 6466009491, 19398028473]

約数ペア:

[(1, 19398028473), (3, 6466009491), (9, 2155336497), (19, 1020948867), (27, 718445499), (57, 340316289), (81, 239481833), (171, 113438763), (513, 37812921), (827, 23455899), (1539, 12604307), (2481, 7818633), (7443, 2606211), (15241, 1272753), (15713, 1234521), (22329, 868737), (45723, 424251), (47139, 411507), (66987, 289579), (137169, 141417)]