20385774

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1201}}^1$

素因数の和:1273

約数の個数: 48

約数和(自身を含む): 47253024

約数和(自身を除く): 26867250

約数列:

[1, 2, 3, 6, 9, 18, 23, 41, 46, 69, 82, 123, 138, 207, 246, 369, 414, 738, 943, 1201, 1886, 2402, 2829, 3603, 5658, 7206, 8487, 10809, 16974, 21618, 27623, 49241, 55246, 82869, 98482, 147723, 165738, 248607, 295446, 443169, 497214, 886338, 1132543, 2265086, 3397629, 6795258, 10192887, 20385774]

約数ペア:

[(1, 20385774), (2, 10192887), (3, 6795258), (6, 3397629), (9, 2265086), (18, 1132543), (23, 886338), (41, 497214), (46, 443169), (69, 295446), (82, 248607), (123, 165738), (138, 147723), (207, 98482), (246, 82869), (369, 55246), (414, 49241), (738, 27623), (943, 21618), (1201, 16974), (1886, 10809), (2402, 8487), (2829, 7206), (3603, 5658)]