20605762

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:286

約数の個数: 24

約数和(自身を含む): 32602176

約数和(自身を除く): 11996414

約数列:

[1, 2, 31, 62, 71, 142, 151, 302, 961, 1922, 2201, 4402, 4681, 9362, 10721, 21442, 68231, 136462, 145111, 290222, 332351, 664702, 10302881, 20605762]

約数ペア:

[(1, 20605762), (2, 10302881), (31, 664702), (62, 332351), (71, 290222), (142, 145111), (151, 136462), (302, 68231), (961, 21442), (1922, 10721), (2201, 9362), (4402, 4681)]