20874504

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7309}}^1$

素因数の和:7342

約数の個数: 64

約数和(自身を含む): 63158400

約数和(自身を除く): 42283896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 7309, 14618, 21927, 29236, 43854, 51163, 58472, 87708, 102326, 124253, 153489, 175416, 204652, 248506, 306978, 372759, 409304, 497012, 613956, 745518, 869771, 994024, 1227912, 1491036, 1739542, 2609313, 2982072, 3479084, 5218626, 6958168, 10437252, 20874504]

約数ペア:

[(1, 20874504), (2, 10437252), (3, 6958168), (4, 5218626), (6, 3479084), (7, 2982072), (8, 2609313), (12, 1739542), (14, 1491036), (17, 1227912), (21, 994024), (24, 869771), (28, 745518), (34, 613956), (42, 497012), (51, 409304), (56, 372759), (68, 306978), (84, 248506), (102, 204652), (119, 175416), (136, 153489), (168, 124253), (204, 102326), (238, 87708), (357, 58472), (408, 51163), (476, 43854), (714, 29236), (952, 21927), (1428, 14618), (2856, 7309)]