19746018

素因数分解:

$2^1\times 3^4\times {\mathrm{121889}}^1$

素因数の和:121903

約数の個数: 20

約数和(自身を含む): 44246070

約数和(自身を除く): 24500052

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 121889, 243778, 365667, 731334, 1097001, 2194002, 3291003, 6582006, 9873009, 19746018]

約数ペア:

[(1, 19746018), (2, 9873009), (3, 6582006), (6, 3291003), (9, 2194002), (18, 1097001), (27, 731334), (54, 365667), (81, 243778), (162, 121889)]