18678984914

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1\times {\mathrm{164419}}^1$

素因数の和:165785

約数の個数: 16

約数和(自身を含む): 28691947680

約数和(自身を除く): 10012962766

約数列:

[1, 2, 43, 86, 1321, 2642, 56803, 113606, 164419, 328838, 7070017, 14140034, 217197499, 434394998, 9339492457, 18678984914]

約数ペア:

[(1, 18678984914), (2, 9339492457), (43, 434394998), (86, 217197499), (1321, 14140034), (2642, 7070017), (56803, 328838), (113606, 164419)]