19206140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18119}}^1$

素因数の和:18181

約数の個数: 24

約数和(自身を含む): 41096160

約数和(自身を除く): 21890020

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 18119, 36238, 72476, 90595, 181190, 362380, 960307, 1920614, 3841228, 4801535, 9603070, 19206140]

約数ペア:

[(1, 19206140), (2, 9603070), (4, 4801535), (5, 3841228), (10, 1920614), (20, 960307), (53, 362380), (106, 181190), (212, 90595), (265, 72476), (530, 36238), (1060, 18119)]