20021782

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2521}}^1$

素因数の和:2572

約数の個数: 24

約数和(自身を含む): 34591752

約数和(自身を除く): 14569970

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 2521, 3971, 5042, 7942, 27731, 47899, 55462, 95798, 526889, 910081, 1053778, 1820162, 10010891, 20021782]

約数ペア:

[(1, 20021782), (2, 10010891), (11, 1820162), (19, 1053778), (22, 910081), (38, 526889), (209, 95798), (361, 55462), (418, 47899), (722, 27731), (2521, 7942), (3971, 5042)]