19666130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16253}}^1$

素因数の和:16282

約数の個数: 24

約数和(自身を含む): 38912076

約数和(自身を除く): 19245946

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 16253, 32506, 81265, 162530, 178783, 357566, 893915, 1787830, 1966613, 3933226, 9833065, 19666130]

約数ペア:

[(1, 19666130), (2, 9833065), (5, 3933226), (10, 1966613), (11, 1787830), (22, 893915), (55, 357566), (110, 178783), (121, 162530), (242, 81265), (605, 32506), (1210, 16253)]