220162456

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{3373}}^1$

素因数の和:3619

約数の個数: 32

約数和(自身を含む): 425124000

約数和(自身を除く): 204961544

約数列:

[1, 2, 4, 8, 41, 82, 164, 199, 328, 398, 796, 1592, 3373, 6746, 8159, 13492, 16318, 26984, 32636, 65272, 138293, 276586, 553172, 671227, 1106344, 1342454, 2684908, 5369816, 27520307, 55040614, 110081228, 220162456]

約数ペア:

[(1, 220162456), (2, 110081228), (4, 55040614), (8, 27520307), (41, 5369816), (82, 2684908), (164, 1342454), (199, 1106344), (328, 671227), (398, 553172), (796, 276586), (1592, 138293), (3373, 65272), (6746, 32636), (8159, 26984), (13492, 16318)]