20649516

素因数分解:

$2^2\times 3^1\times {\mathrm{269}}^1\times {\mathrm{6397}}^1$

素因数の和:6673

約数の個数: 24

約数和(自身を含む): 48368880

約数和(自身を除く): 27719364

約数列:

[1, 2, 3, 4, 6, 12, 269, 538, 807, 1076, 1614, 3228, 6397, 12794, 19191, 25588, 38382, 76764, 1720793, 3441586, 5162379, 6883172, 10324758, 20649516]

約数ペア:

[(1, 20649516), (2, 10324758), (3, 6883172), (4, 5162379), (6, 3441586), (12, 1720793), (269, 76764), (538, 38382), (807, 25588), (1076, 19191), (1614, 12794), (3228, 6397)]