1640764516

素因数分解:

$2^2\times {\mathrm{347}}^1\times {\mathrm{367}}^1\times {\mathrm{3221}}^1$

素因数の和:3939

約数の個数: 24

約数和(自身を含む): 2888355456

約数和(自身を除く): 1247590940

約数列:

[1, 2, 4, 347, 367, 694, 734, 1388, 1468, 3221, 6442, 12884, 127349, 254698, 509396, 1117687, 1182107, 2235374, 2364214, 4470748, 4728428, 410191129, 820382258, 1640764516]

約数ペア:

[(1, 1640764516), (2, 820382258), (4, 410191129), (347, 4728428), (367, 4470748), (694, 2364214), (734, 2235374), (1388, 1182107), (1468, 1117687), (3221, 509396), (6442, 254698), (12884, 127349)]