15491312

素因数分解:

$2^4\times {\mathrm{977}}^1\times {\mathrm{991}}^1$

素因数の和:1976

約数の個数: 20

約数和(自身を含む): 30075456

約数和(自身を除く): 14584144

約数列:

[1, 2, 4, 8, 16, 977, 991, 1954, 1982, 3908, 3964, 7816, 7928, 15632, 15856, 968207, 1936414, 3872828, 7745656, 15491312]

約数ペア:

[(1, 15491312), (2, 7745656), (4, 3872828), (8, 1936414), (16, 968207), (977, 15856), (991, 15632), (1954, 7928), (1982, 7816), (3908, 3964)]