12987932

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{491}}^1$

素因数の和:901

約数の個数: 24

約数和(自身を含む): 24176880

約数和(自身を除く): 11188948

約数列:

[1, 2, 4, 17, 34, 68, 389, 491, 778, 982, 1556, 1964, 6613, 8347, 13226, 16694, 26452, 33388, 190999, 381998, 763996, 3246983, 6493966, 12987932]

約数ペア:

[(1, 12987932), (2, 6493966), (4, 3246983), (17, 763996), (34, 381998), (68, 190999), (389, 33388), (491, 26452), (778, 16694), (982, 13226), (1556, 8347), (1964, 6613)]