19602008

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1409}}^1$

素因数の和:1499

約数の個数: 32

約数和(自身を含む): 38577600

約数和(自身を除く): 18975592

約数列:

[1, 2, 4, 8, 37, 47, 74, 94, 148, 188, 296, 376, 1409, 1739, 2818, 3478, 5636, 6956, 11272, 13912, 52133, 66223, 104266, 132446, 208532, 264892, 417064, 529784, 2450251, 4900502, 9801004, 19602008]

約数ペア:

[(1, 19602008), (2, 9801004), (4, 4900502), (8, 2450251), (37, 529784), (47, 417064), (74, 264892), (94, 208532), (148, 132446), (188, 104266), (296, 66223), (376, 52133), (1409, 13912), (1739, 11272), (2818, 6956), (3478, 5636)]