66580484

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{4447}}^1$

素因数の和:4667

約数の個数: 24

約数和(自身を含む): 123298560

約数和(自身を除く): 56718076

約数列:

[1, 2, 4, 19, 38, 76, 197, 394, 788, 3743, 4447, 7486, 8894, 14972, 17788, 84493, 168986, 337972, 876059, 1752118, 3504236, 16645121, 33290242, 66580484]

約数ペア:

[(1, 66580484), (2, 33290242), (4, 16645121), (19, 3504236), (38, 1752118), (76, 876059), (197, 337972), (394, 168986), (788, 84493), (3743, 17788), (4447, 14972), (7486, 8894)]