19025380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5087}}^1$

素因数の和:5124

約数の個数: 48

約数和(自身を含む): 46158336

約数和(自身を除く): 27132956

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 5087, 10174, 20348, 25435, 50870, 55957, 86479, 101740, 111914, 172958, 223828, 279785, 345916, 432395, 559570, 864790, 951269, 1119140, 1729580, 1902538, 3805076, 4756345, 9512690, 19025380]

約数ペア:

[(1, 19025380), (2, 9512690), (4, 4756345), (5, 3805076), (10, 1902538), (11, 1729580), (17, 1119140), (20, 951269), (22, 864790), (34, 559570), (44, 432395), (55, 345916), (68, 279785), (85, 223828), (110, 172958), (170, 111914), (187, 101740), (220, 86479), (340, 55957), (374, 50870), (748, 25435), (935, 20348), (1870, 10174), (3740, 5087)]