20351210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10883}}^1$

素因数の和:10918

約数の個数: 32

約数和(自身を含む): 42316992

約数和(自身を除く): 21965782

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 10883, 21766, 54415, 108830, 119713, 185011, 239426, 370022, 598565, 925055, 1197130, 1850110, 2035121, 4070242, 10175605, 20351210]

約数ペア:

[(1, 20351210), (2, 10175605), (5, 4070242), (10, 2035121), (11, 1850110), (17, 1197130), (22, 925055), (34, 598565), (55, 370022), (85, 239426), (110, 185011), (170, 119713), (187, 108830), (374, 54415), (935, 21766), (1870, 10883)]