20249529195

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3161519}}^1$

素因数の和:3161595

約数の個数: 32

約数和(自身を含む): 37634734080

約数和(自身を除く): 17385204885

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 6405, 3161519, 9484557, 15807595, 22130633, 47422785, 66391899, 110653165, 192852659, 331959495, 578557977, 964263295, 1349968613, 2892789885, 4049905839, 6749843065, 20249529195]

約数ペア:

[(1, 20249529195), (3, 6749843065), (5, 4049905839), (7, 2892789885), (15, 1349968613), (21, 964263295), (35, 578557977), (61, 331959495), (105, 192852659), (183, 110653165), (305, 66391899), (427, 47422785), (915, 22130633), (1281, 15807595), (2135, 9484557), (6405, 3161519)]