18321272

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{503}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 35834400

約数和(自身を除く): 17513128

約数列:

[1, 2, 4, 8, 29, 58, 116, 157, 232, 314, 503, 628, 1006, 1256, 2012, 4024, 4553, 9106, 14587, 18212, 29174, 36424, 58348, 78971, 116696, 157942, 315884, 631768, 2290159, 4580318, 9160636, 18321272]

約数ペア:

[(1, 18321272), (2, 9160636), (4, 4580318), (8, 2290159), (29, 631768), (58, 315884), (116, 157942), (157, 116696), (232, 78971), (314, 58348), (503, 36424), (628, 29174), (1006, 18212), (1256, 14587), (2012, 9106), (4024, 4553)]