19841955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1871}}^1$

素因数の和:1987

約数の個数: 32

約数和(自身を含む): 36661248

約数和(自身を除く): 16819293

約数列:

[1, 3, 5, 7, 15, 21, 35, 101, 105, 303, 505, 707, 1515, 1871, 2121, 3535, 5613, 9355, 10605, 13097, 28065, 39291, 65485, 188971, 196455, 566913, 944855, 1322797, 2834565, 3968391, 6613985, 19841955]

約数ペア:

[(1, 19841955), (3, 6613985), (5, 3968391), (7, 2834565), (15, 1322797), (21, 944855), (35, 566913), (101, 196455), (105, 188971), (303, 65485), (505, 39291), (707, 28065), (1515, 13097), (1871, 10605), (2121, 9355), (3535, 5613)]