1388404816

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{1846283}}^1$

素因数の和:1846338

約数の個数: 20

約数和(自身を含む): 2747270592

約数和(自身を除く): 1358865776

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 1846283, 3692566, 7385132, 14770264, 29540528, 86775301, 173550602, 347101204, 694202408, 1388404816]

約数ペア:

[(1, 1388404816), (2, 694202408), (4, 347101204), (8, 173550602), (16, 86775301), (47, 29540528), (94, 14770264), (188, 7385132), (376, 3692566), (752, 1846283)]