19477998

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{15241}}^1$

素因数の和:15320

約数の個数: 24

約数和(自身を含む): 42799536

約数和(自身を除く): 23321538

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 15241, 30482, 45723, 91446, 137169, 274338, 1082111, 2164222, 3246333, 6492666, 9738999, 19477998]

約数ペア:

[(1, 19477998), (2, 9738999), (3, 6492666), (6, 3246333), (9, 2164222), (18, 1082111), (71, 274338), (142, 137169), (213, 91446), (426, 45723), (639, 30482), (1278, 15241)]