2008100668

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{6197}}^1$

素因数の和:6442

約数の個数: 48

約数和(自身を含む): 4098415104

約数和(自身を除く): 2090314436

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 163, 284, 326, 497, 652, 994, 1141, 1988, 2282, 4564, 6197, 11573, 12394, 23146, 24788, 43379, 46292, 81011, 86758, 162022, 173516, 324044, 439987, 879974, 1010111, 1759948, 2020222, 3079909, 4040444, 6159818, 7070777, 12319636, 14141554, 28283108, 71717881, 143435762, 286871524, 502025167, 1004050334, 2008100668]

約数ペア:

[(1, 2008100668), (2, 1004050334), (4, 502025167), (7, 286871524), (14, 143435762), (28, 71717881), (71, 28283108), (142, 14141554), (163, 12319636), (284, 7070777), (326, 6159818), (497, 4040444), (652, 3079909), (994, 2020222), (1141, 1759948), (1988, 1010111), (2282, 879974), (4564, 439987), (6197, 324044), (11573, 173516), (12394, 162022), (23146, 86758), (24788, 81011), (43379, 46292)]