20139025383

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{17837}}^1$

素因数の和:18165

約数の個数: 40

約数和(自身を含む): 30770121888

約数和(自身を除く): 10631096505

約数列:

[1, 3, 9, 27, 53, 81, 159, 263, 477, 789, 1431, 2367, 4293, 7101, 13939, 17837, 21303, 41817, 53511, 125451, 160533, 376353, 481599, 945361, 1129059, 1444797, 2836083, 4691131, 8508249, 14073393, 25524747, 42220179, 76574241, 126660537, 248629943, 379981611, 745889829, 2237669487, 6713008461, 20139025383]

約数ペア:

[(1, 20139025383), (3, 6713008461), (9, 2237669487), (27, 745889829), (53, 379981611), (81, 248629943), (159, 126660537), (263, 76574241), (477, 42220179), (789, 25524747), (1431, 14073393), (2367, 8508249), (4293, 4691131), (7101, 2836083), (13939, 1444797), (17837, 1129059), (21303, 945361), (41817, 481599), (53511, 376353), (125451, 160533)]