199945778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{181439}}^1$

素因数の和:181489

約数の個数: 16

約数和(自身を含む): 326592000

約数和(自身を除く): 126646222

約数列:

[1, 2, 19, 29, 38, 58, 551, 1102, 181439, 362878, 3447341, 5261731, 6894682, 10523462, 99972889, 199945778]

約数ペア:

[(1, 199945778), (2, 99972889), (19, 10523462), (29, 6894682), (38, 5261731), (58, 3447341), (551, 362878), (1102, 181439)]