19700996

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{22697}}^1$

素因数の和:22739

約数の個数: 24

約数和(自身を含む): 40674816

約数和(自身を除く): 20973820

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 22697, 45394, 90788, 158879, 317758, 635516, 703607, 1407214, 2814428, 4925249, 9850498, 19700996]

約数ペア:

[(1, 19700996), (2, 9850498), (4, 4925249), (7, 2814428), (14, 1407214), (28, 703607), (31, 635516), (62, 317758), (124, 158879), (217, 90788), (434, 45394), (868, 22697)]