1915205768

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{212423}}^1$

素因数の和:212466

約数の個数: 48

約数和(自身を含む): 4358940480

約数和(自身を除く): 2443734712

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 92, 98, 161, 184, 196, 322, 392, 644, 1127, 1288, 2254, 4508, 9016, 212423, 424846, 849692, 1486961, 1699384, 2973922, 4885729, 5947844, 9771458, 10408727, 11895688, 19542916, 20817454, 34200103, 39085832, 41634908, 68400206, 83269816, 136800412, 239400721, 273600824, 478801442, 957602884, 1915205768]

約数ペア:

[(1, 1915205768), (2, 957602884), (4, 478801442), (7, 273600824), (8, 239400721), (14, 136800412), (23, 83269816), (28, 68400206), (46, 41634908), (49, 39085832), (56, 34200103), (92, 20817454), (98, 19542916), (161, 11895688), (184, 10408727), (196, 9771458), (322, 5947844), (392, 4885729), (644, 2973922), (1127, 1699384), (1288, 1486961), (2254, 849692), (4508, 424846), (9016, 212423)]