20020878

素因数分解:

$2^1\times 3^3\times {\mathrm{499}}^1\times {\mathrm{743}}^1$

素因数の和:1253

約数の個数: 32

約数和(自身を含む): 44640000

約数和(自身を除く): 24619122

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 499, 743, 998, 1486, 1497, 2229, 2994, 4458, 4491, 6687, 8982, 13374, 13473, 20061, 26946, 40122, 370757, 741514, 1112271, 2224542, 3336813, 6673626, 10010439, 20020878]

約数ペア:

[(1, 20020878), (2, 10010439), (3, 6673626), (6, 3336813), (9, 2224542), (18, 1112271), (27, 741514), (54, 370757), (499, 40122), (743, 26946), (998, 20061), (1486, 13473), (1497, 13374), (2229, 8982), (2994, 6687), (4458, 4491)]