20125945341

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{20101}}^1$

素因数の和:20423

約数の個数: 40

約数和(自身を含む): 30822637824

約数和(自身を除く): 10696692483

約数列:

[1, 3, 9, 27, 47, 81, 141, 263, 423, 789, 1269, 2367, 3807, 7101, 12361, 20101, 21303, 37083, 60303, 111249, 180909, 333747, 542727, 944747, 1001241, 1628181, 2834241, 5286563, 8502723, 15859689, 25508169, 47579067, 76524507, 142737201, 248468461, 428211603, 745405383, 2236216149, 6708648447, 20125945341]

約数ペア:

[(1, 20125945341), (3, 6708648447), (9, 2236216149), (27, 745405383), (47, 428211603), (81, 248468461), (141, 142737201), (263, 76524507), (423, 47579067), (789, 25508169), (1269, 15859689), (2367, 8502723), (3807, 5286563), (7101, 2834241), (12361, 1628181), (20101, 1001241), (21303, 944747), (37083, 542727), (60303, 333747), (111249, 180909)]