20710674

素因数分解:

$2^1\times 3^3\times {\mathrm{421}}^1\times {\mathrm{911}}^1$

素因数の和:1343

約数の個数: 32

約数和(自身を含む): 46183680

約数和(自身を除く): 25473006

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 421, 842, 911, 1263, 1822, 2526, 2733, 3789, 5466, 7578, 8199, 11367, 16398, 22734, 24597, 49194, 383531, 767062, 1150593, 2301186, 3451779, 6903558, 10355337, 20710674]

約数ペア:

[(1, 20710674), (2, 10355337), (3, 6903558), (6, 3451779), (9, 2301186), (18, 1150593), (27, 767062), (54, 383531), (421, 49194), (842, 24597), (911, 22734), (1263, 16398), (1822, 11367), (2526, 8199), (2733, 7578), (3789, 5466)]