20912770

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1949}}^1$

素因数の和:2022

約数の個数: 32

約数和(自身を含む): 40014000

約数和(自身を除く): 19101230

約数列:

[1, 2, 5, 10, 29, 37, 58, 74, 145, 185, 290, 370, 1073, 1949, 2146, 3898, 5365, 9745, 10730, 19490, 56521, 72113, 113042, 144226, 282605, 360565, 565210, 721130, 2091277, 4182554, 10456385, 20912770]

約数ペア:

[(1, 20912770), (2, 10456385), (5, 4182554), (10, 2091277), (29, 721130), (37, 565210), (58, 360565), (74, 282605), (145, 144226), (185, 113042), (290, 72113), (370, 56521), (1073, 19490), (1949, 10730), (2146, 9745), (3898, 5365)]