2638804

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1291}}^1$

素因数の和:1375

約数の個数: 24

約数和(自身を含む): 5354048

約数和(自身を除く): 2715244

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 1291, 2044, 2582, 5164, 9037, 18074, 36148, 94243, 188486, 376972, 659701, 1319402, 2638804]

約数ペア:

[(1, 2638804), (2, 1319402), (4, 659701), (7, 376972), (14, 188486), (28, 94243), (73, 36148), (146, 18074), (292, 9037), (511, 5164), (1022, 2582), (1291, 2044)]