20750454

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{21751}}^1$

素因数の和:21812

約数の個数: 24

約数和(自身を含む): 45809712

約数和(自身を除く): 25059258

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 21751, 43502, 65253, 130506, 195759, 391518, 1152803, 2305606, 3458409, 6916818, 10375227, 20750454]

約数ペア:

[(1, 20750454), (2, 10375227), (3, 6916818), (6, 3458409), (9, 2305606), (18, 1152803), (53, 391518), (106, 195759), (159, 130506), (318, 65253), (477, 43502), (954, 21751)]