1978223686

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{1277}}^1\times {\mathrm{18013}}^1$

素因数の和:19335

約数の個数: 16

約数和(自身を含む): 3038889744

約数和(自身を除く): 1060666058

約数列:

[1, 2, 43, 86, 1277, 2554, 18013, 36026, 54911, 109822, 774559, 1549118, 23002601, 46005202, 989111843, 1978223686]

約数ペア:

[(1, 1978223686), (2, 989111843), (43, 46005202), (86, 23002601), (1277, 1549118), (2554, 774559), (18013, 109822), (36026, 54911)]