19005694827

素因数分解:

$3^1\times 7^3\times {\mathrm{103}}^1\times {\mathrm{179321}}^1$

素因数の和:179448

約数の個数: 32

約数和(自身を含む): 29839180800

約数和(自身を除く): 10833485973

約数列:

[1, 3, 7, 21, 49, 103, 147, 309, 343, 721, 1029, 2163, 5047, 15141, 35329, 105987, 179321, 537963, 1255247, 3765741, 8786729, 18470063, 26360187, 55410189, 61507103, 129290441, 184521309, 387871323, 905033087, 2715099261, 6335231609, 19005694827]

約数ペア:

[(1, 19005694827), (3, 6335231609), (7, 2715099261), (21, 905033087), (49, 387871323), (103, 184521309), (147, 129290441), (309, 61507103), (343, 55410189), (721, 26360187), (1029, 18470063), (2163, 8786729), (5047, 3765741), (15141, 1255247), (35329, 537963), (105987, 179321)]