20199787835

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1\times {\mathrm{4831}}^1$

素因数の和:5315

約数の個数: 32

約数和(自身を含む): 25616867328

約数和(自身を除く): 5417079493

約数列:

[1, 5, 23, 103, 115, 353, 515, 1765, 2369, 4831, 8119, 11845, 24155, 36359, 40595, 111113, 181795, 497593, 555565, 836257, 1705343, 2487965, 4181285, 8526715, 11444639, 39222889, 57223195, 175650329, 196114445, 878251645, 4039957567, 20199787835]

約数ペア:

[(1, 20199787835), (5, 4039957567), (23, 878251645), (103, 196114445), (115, 175650329), (353, 57223195), (515, 39222889), (1765, 11444639), (2369, 8526715), (4831, 4181285), (8119, 2487965), (11845, 1705343), (24155, 836257), (36359, 555565), (40595, 497593), (111113, 181795)]