2019999245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1151}}^1\times {\mathrm{1877}}^1$

素因数の和:3061

約数の個数: 32

約数和(自身を含む): 2803838976

約数和(自身を除く): 783839731

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 1151, 1877, 5755, 9385, 12661, 19567, 20647, 31909, 63305, 97835, 103235, 159545, 215237, 350999, 1076185, 1754995, 2160427, 10802135, 23764697, 36727259, 118823485, 183636295, 403999849, 2019999245]

約数ペア:

[(1, 2019999245), (5, 403999849), (11, 183636295), (17, 118823485), (55, 36727259), (85, 23764697), (187, 10802135), (935, 2160427), (1151, 1754995), (1877, 1076185), (5755, 350999), (9385, 215237), (12661, 159545), (19567, 103235), (20647, 97835), (31909, 63305)]