19701388921

素因数分解:

${\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{71}}^1\times {\mathrm{7177}}^1$

素因数の和:7353

約数の個数: 24

約数和(自身を含む): 21371375232

約数和(自身を除く): 1669986311

約数列:

[1, 23, 41, 71, 943, 1633, 1681, 2911, 7177, 38663, 66953, 119351, 165071, 294257, 509567, 2745073, 6767911, 11720041, 12064537, 20892247, 277484351, 480521681, 856582127, 19701388921]

約数ペア:

[(1, 19701388921), (23, 856582127), (41, 480521681), (71, 277484351), (943, 20892247), (1633, 12064537), (1681, 11720041), (2911, 6767911), (7177, 2745073), (38663, 509567), (66953, 294257), (119351, 165071)]