20121674452

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{2050721}}^1$

素因数の和:2050959

約数の個数: 24

約数和(自身を含む): 38586385152

約数和(自身を除く): 18464710700

約数列:

[1, 2, 4, 11, 22, 44, 223, 446, 892, 2453, 4906, 9812, 2050721, 4101442, 8202884, 22557931, 45115862, 90231724, 457310783, 914621566, 1829243132, 5030418613, 10060837226, 20121674452]

約数ペア:

[(1, 20121674452), (2, 10060837226), (4, 5030418613), (11, 1829243132), (22, 914621566), (44, 457310783), (223, 90231724), (446, 45115862), (892, 22557931), (2453, 8202884), (4906, 4101442), (9812, 2050721)]