15691986

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2699}}^1$

素因数の和:2743

約数の個数: 48

約数和(自身を含む): 37908000

約数和(自身を除く): 22216014

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 969, 1938, 2699, 2907, 5398, 5814, 8097, 16194, 24291, 45883, 48582, 51281, 91766, 102562, 137649, 153843, 275298, 307686, 412947, 461529, 825894, 871777, 923058, 1743554, 2615331, 5230662, 7845993, 15691986]

約数ペア:

[(1, 15691986), (2, 7845993), (3, 5230662), (6, 2615331), (9, 1743554), (17, 923058), (18, 871777), (19, 825894), (34, 461529), (38, 412947), (51, 307686), (57, 275298), (102, 153843), (114, 137649), (153, 102562), (171, 91766), (306, 51281), (323, 48582), (342, 45883), (646, 24291), (969, 16194), (1938, 8097), (2699, 5814), (2907, 5398)]