20876646

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4177}}^1$

素因数の和:4213

約数の個数: 48

約数和(自身を含む): 51439536

約数和(自身を除く): 30562890

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 49, 51, 98, 102, 119, 147, 238, 294, 357, 714, 833, 1666, 2499, 4177, 4998, 8354, 12531, 25062, 29239, 58478, 71009, 87717, 142018, 175434, 204673, 213027, 409346, 426054, 497063, 614019, 994126, 1228038, 1491189, 2982378, 3479441, 6958882, 10438323, 20876646]

約数ペア:

[(1, 20876646), (2, 10438323), (3, 6958882), (6, 3479441), (7, 2982378), (14, 1491189), (17, 1228038), (21, 994126), (34, 614019), (42, 497063), (49, 426054), (51, 409346), (98, 213027), (102, 204673), (119, 175434), (147, 142018), (238, 87717), (294, 71009), (357, 58478), (714, 29239), (833, 25062), (1666, 12531), (2499, 8354), (4177, 4998)]