20882694

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 49900032

約数和(自身を除く): 29017338

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 67, 82, 123, 134, 181, 201, 246, 287, 362, 402, 469, 543, 574, 861, 938, 1086, 1267, 1407, 1722, 2534, 2747, 2814, 3801, 5494, 7421, 7602, 8241, 12127, 14842, 16482, 19229, 22263, 24254, 36381, 38458, 44526, 51947, 57687, 72762, 84889, 103894, 115374, 155841, 169778, 254667, 311682, 497207, 509334, 994414, 1491621, 2983242, 3480449, 6960898, 10441347, 20882694]

約数ペア:

[(1, 20882694), (2, 10441347), (3, 6960898), (6, 3480449), (7, 2983242), (14, 1491621), (21, 994414), (41, 509334), (42, 497207), (67, 311682), (82, 254667), (123, 169778), (134, 155841), (181, 115374), (201, 103894), (246, 84889), (287, 72762), (362, 57687), (402, 51947), (469, 44526), (543, 38458), (574, 36381), (861, 24254), (938, 22263), (1086, 19229), (1267, 16482), (1407, 14842), (1722, 12127), (2534, 8241), (2747, 7602), (2814, 7421), (3801, 5494)]