20199821559

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{16433}}^1$

素因数の和:16735

約数の個数: 32

約数和(自身を含む): 28397952000

約数和(自身を除く): 8198130441

約数列:

[1, 3, 29, 71, 87, 199, 213, 597, 2059, 5771, 6177, 14129, 16433, 17313, 42387, 49299, 409741, 476557, 1166743, 1229223, 1429671, 3270167, 3500229, 9810501, 33835547, 94834843, 101506641, 232181857, 284504529, 696545571, 6733273853, 20199821559]

約数ペア:

[(1, 20199821559), (3, 6733273853), (29, 696545571), (71, 284504529), (87, 232181857), (199, 101506641), (213, 94834843), (597, 33835547), (2059, 9810501), (5771, 3500229), (6177, 3270167), (14129, 1429671), (16433, 1229223), (17313, 1166743), (42387, 476557), (49299, 409741)]