12642068

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{419}}^1$

素因数の和:839

約数の個数: 24

約数和(自身を含む): 23402400

約数和(自身を除く): 10760332

約数列:

[1, 2, 4, 19, 38, 76, 397, 419, 794, 838, 1588, 1676, 7543, 7961, 15086, 15922, 30172, 31844, 166343, 332686, 665372, 3160517, 6321034, 12642068]

約数ペア:

[(1, 12642068), (2, 6321034), (4, 3160517), (19, 665372), (38, 332686), (76, 166343), (397, 31844), (419, 30172), (794, 15922), (838, 15086), (1588, 7961), (1676, 7543)]