20378194

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{2437}}^1$

素因数の和:2589

約数の個数: 16

約数和(自身を含む): 31684248

約数和(自身を除く): 11306054

約数列:

[1, 2, 37, 74, 113, 226, 2437, 4181, 4874, 8362, 90169, 180338, 275381, 550762, 10189097, 20378194]

約数ペア:

[(1, 20378194), (2, 10189097), (37, 550762), (74, 275381), (113, 180338), (226, 90169), (2437, 8362), (4181, 4874)]