20190109852

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{405001}}^1$

素因数の和:405130

約数の個数: 36

約数和(自身を含む): 39213913648

約数和(自身を除く): 19023803796

約数列:

[1, 2, 4, 11, 22, 44, 103, 121, 206, 242, 412, 484, 1133, 2266, 4532, 12463, 24926, 49852, 405001, 810002, 1620004, 4455011, 8910022, 17820044, 41715103, 49005121, 83430206, 98010242, 166860412, 196020484, 458866133, 917732266, 1835464532, 5047527463, 10095054926, 20190109852]

約数ペア:

[(1, 20190109852), (2, 10095054926), (4, 5047527463), (11, 1835464532), (22, 917732266), (44, 458866133), (103, 196020484), (121, 166860412), (206, 98010242), (242, 83430206), (412, 49005121), (484, 41715103), (1133, 17820044), (2266, 8910022), (4532, 4455011), (12463, 1620004), (24926, 810002), (49852, 405001)]