19705408

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{6551}}^1$

素因数の和:6610

約数の個数: 28

約数和(自身を含む): 39940992

約数和(自身を除く): 20235584

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 188, 376, 752, 1504, 3008, 6551, 13102, 26204, 52408, 104816, 209632, 307897, 419264, 615794, 1231588, 2463176, 4926352, 9852704, 19705408]

約数ペア:

[(1, 19705408), (2, 9852704), (4, 4926352), (8, 2463176), (16, 1231588), (32, 615794), (47, 419264), (64, 307897), (94, 209632), (188, 104816), (376, 52408), (752, 26204), (1504, 13102), (3008, 6551)]