199194910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{686879}}^1$

素因数の和:686915

約数の個数: 16

約数和(自身を含む): 370915200

約数和(自身を除く): 171720290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 686879, 1373758, 3434395, 6868790, 19919491, 39838982, 99597455, 199194910]

約数ペア:

[(1, 199194910), (2, 99597455), (5, 39838982), (10, 19919491), (29, 6868790), (58, 3434395), (145, 1373758), (290, 686879)]