20826456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2339}}^1$

素因数の和:2408

約数の個数: 64

約数和(自身を含む): 60652800

約数和(自身を除く): 39826344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 53, 56, 84, 106, 159, 168, 212, 318, 371, 424, 636, 742, 1113, 1272, 1484, 2226, 2339, 2968, 4452, 4678, 7017, 8904, 9356, 14034, 16373, 18712, 28068, 32746, 49119, 56136, 65492, 98238, 123967, 130984, 196476, 247934, 371901, 392952, 495868, 743802, 867769, 991736, 1487604, 1735538, 2603307, 2975208, 3471076, 5206614, 6942152, 10413228, 20826456]

約数ペア:

[(1, 20826456), (2, 10413228), (3, 6942152), (4, 5206614), (6, 3471076), (7, 2975208), (8, 2603307), (12, 1735538), (14, 1487604), (21, 991736), (24, 867769), (28, 743802), (42, 495868), (53, 392952), (56, 371901), (84, 247934), (106, 196476), (159, 130984), (168, 123967), (212, 98238), (318, 65492), (371, 56136), (424, 49119), (636, 32746), (742, 28068), (1113, 18712), (1272, 16373), (1484, 14034), (2226, 9356), (2339, 8904), (2968, 7017), (4452, 4678)]