15978736

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{3253}}^1$

素因数の和:3568

約数の個数: 20

約数和(自身を含む): 31069192

約数和(自身を除く): 15090456

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 2456, 3253, 4912, 6506, 13012, 26024, 52048, 998671, 1997342, 3994684, 7989368, 15978736]

約数ペア:

[(1, 15978736), (2, 7989368), (4, 3994684), (8, 1997342), (16, 998671), (307, 52048), (614, 26024), (1228, 13012), (2456, 6506), (3253, 4912)]