18757926

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1373}}^1$

素因数の和:1418

約数の個数: 64

約数和(自身を含む): 47485440

約数和(自身を除く): 28727514

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 27, 33, 46, 54, 66, 69, 99, 138, 198, 207, 253, 297, 414, 506, 594, 621, 759, 1242, 1373, 1518, 2277, 2746, 4119, 4554, 6831, 8238, 12357, 13662, 15103, 24714, 30206, 31579, 37071, 45309, 63158, 74142, 90618, 94737, 135927, 189474, 271854, 284211, 347369, 407781, 568422, 694738, 815562, 852633, 1042107, 1705266, 2084214, 3126321, 6252642, 9378963, 18757926]

約数ペア:

[(1, 18757926), (2, 9378963), (3, 6252642), (6, 3126321), (9, 2084214), (11, 1705266), (18, 1042107), (22, 852633), (23, 815562), (27, 694738), (33, 568422), (46, 407781), (54, 347369), (66, 284211), (69, 271854), (99, 189474), (138, 135927), (198, 94737), (207, 90618), (253, 74142), (297, 63158), (414, 45309), (506, 37071), (594, 31579), (621, 30206), (759, 24714), (1242, 15103), (1373, 13662), (1518, 12357), (2277, 8238), (2746, 6831), (4119, 4554)]