20395662

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{401}}^1$

素因数の和:593

約数の個数: 48

約数和(自身を含む): 47844432

約数和(自身を除く): 27448770

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 173, 294, 346, 401, 519, 802, 1038, 1203, 1211, 2406, 2422, 2807, 3633, 5614, 7266, 8421, 8477, 16842, 16954, 19649, 25431, 39298, 50862, 58947, 69373, 117894, 138746, 208119, 416238, 485611, 971222, 1456833, 2913666, 3399277, 6798554, 10197831, 20395662]

約数ペア:

[(1, 20395662), (2, 10197831), (3, 6798554), (6, 3399277), (7, 2913666), (14, 1456833), (21, 971222), (42, 485611), (49, 416238), (98, 208119), (147, 138746), (173, 117894), (294, 69373), (346, 58947), (401, 50862), (519, 39298), (802, 25431), (1038, 19649), (1203, 16954), (1211, 16842), (2406, 8477), (2422, 8421), (2807, 7266), (3633, 5614)]