18874060

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1277}}^1$

素因数の和:2025

約数の個数: 24

約数和(自身を含む): 39720240

約数和(自身を除く): 20846180

約数列:

[1, 2, 4, 5, 10, 20, 739, 1277, 1478, 2554, 2956, 3695, 5108, 6385, 7390, 12770, 14780, 25540, 943703, 1887406, 3774812, 4718515, 9437030, 18874060]

約数ペア:

[(1, 18874060), (2, 9437030), (4, 4718515), (5, 3774812), (10, 1887406), (20, 943703), (739, 25540), (1277, 14780), (1478, 12770), (2554, 7390), (2956, 6385), (3695, 5108)]