19906830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4337}}^1$

素因数の和:4370

約数の個数: 64

約数和(自身を含む): 56220480

約数和(自身を除く): 36313650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 85, 90, 102, 135, 153, 170, 255, 270, 306, 459, 510, 765, 918, 1530, 2295, 4337, 4590, 8674, 13011, 21685, 26022, 39033, 43370, 65055, 73729, 78066, 117099, 130110, 147458, 195165, 221187, 234198, 368645, 390330, 442374, 585495, 663561, 737290, 1105935, 1170990, 1327122, 1990683, 2211870, 3317805, 3981366, 6635610, 9953415, 19906830]

約数ペア:

[(1, 19906830), (2, 9953415), (3, 6635610), (5, 3981366), (6, 3317805), (9, 2211870), (10, 1990683), (15, 1327122), (17, 1170990), (18, 1105935), (27, 737290), (30, 663561), (34, 585495), (45, 442374), (51, 390330), (54, 368645), (85, 234198), (90, 221187), (102, 195165), (135, 147458), (153, 130110), (170, 117099), (255, 78066), (270, 73729), (306, 65055), (459, 43370), (510, 39033), (765, 26022), (918, 21685), (1530, 13011), (2295, 8674), (4337, 4590)]