39749872

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{12611}}^1$

素因数の和:12816

約数の個数: 20

約数和(自身を含む): 77412456

約数和(自身を除く): 37662584

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 12611, 25222, 50444, 100888, 201776, 2484367, 4968734, 9937468, 19874936, 39749872]

約数ペア:

[(1, 39749872), (2, 19874936), (4, 9937468), (8, 4968734), (16, 2484367), (197, 201776), (394, 100888), (788, 50444), (1576, 25222), (3152, 12611)]