20474410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16921}}^1$

素因数の和:16950

約数の個数: 24

約数和(自身を含む): 40511268

約数和(自身を除く): 20036858

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 16921, 33842, 84605, 169210, 186131, 372262, 930655, 1861310, 2047441, 4094882, 10237205, 20474410]

約数ペア:

[(1, 20474410), (2, 10237205), (5, 4094882), (10, 2047441), (11, 1861310), (22, 930655), (55, 372262), (110, 186131), (121, 169210), (242, 84605), (605, 33842), (1210, 16921)]