39998888

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{3253}}^1$

素因数の和:3341

約数の個数: 32

約数和(自身を含む): 79072200

約数和(自身を除く): 39073312

約数列:

[1, 2, 4, 8, 29, 53, 58, 106, 116, 212, 232, 424, 1537, 3074, 3253, 6148, 6506, 12296, 13012, 26024, 94337, 172409, 188674, 344818, 377348, 689636, 754696, 1379272, 4999861, 9999722, 19999444, 39998888]

約数ペア:

[(1, 39998888), (2, 19999444), (4, 9999722), (8, 4999861), (29, 1379272), (53, 754696), (58, 689636), (106, 377348), (116, 344818), (212, 188674), (232, 172409), (424, 94337), (1537, 26024), (3074, 13012), (3253, 12296), (6148, 6506)]