19862854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 34007040

約数和(自身を除く): 14144186

約数列:

[1, 2, 11, 22, 29, 58, 163, 191, 319, 326, 382, 638, 1793, 2101, 3586, 4202, 4727, 5539, 9454, 11078, 31133, 51997, 60929, 62266, 103994, 121858, 342463, 684926, 902857, 1805714, 9931427, 19862854]

約数ペア:

[(1, 19862854), (2, 9931427), (11, 1805714), (22, 902857), (29, 684926), (58, 342463), (163, 121858), (191, 103994), (319, 62266), (326, 60929), (382, 51997), (638, 31133), (1793, 11078), (2101, 9454), (3586, 5539), (4202, 4727)]