20137446

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2251}}^1$

素因数の和:2337

約数の個数: 48

約数和(自身を含む): 50588928

約数和(自身を除く): 30451482

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2251, 2982, 4473, 4502, 6753, 8946, 13506, 15757, 20259, 31514, 40518, 47271, 94542, 141813, 159821, 283626, 319642, 479463, 958926, 1118747, 1438389, 2237494, 2876778, 3356241, 6712482, 10068723, 20137446]

約数ペア:

[(1, 20137446), (2, 10068723), (3, 6712482), (6, 3356241), (7, 2876778), (9, 2237494), (14, 1438389), (18, 1118747), (21, 958926), (42, 479463), (63, 319642), (71, 283626), (126, 159821), (142, 141813), (213, 94542), (426, 47271), (497, 40518), (639, 31514), (994, 20259), (1278, 15757), (1491, 13506), (2251, 8946), (2982, 6753), (4473, 4502)]