207918416

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{1091}}^1$

素因数の和:1419

約数の個数: 40

約数和(自身を含む): 414077664

約数和(自身を除く): 206159248

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 277, 344, 554, 688, 1091, 1108, 2182, 2216, 4364, 4432, 8728, 11911, 17456, 23822, 46913, 47644, 93826, 95288, 187652, 190576, 302207, 375304, 604414, 750608, 1208828, 2417656, 4835312, 12994901, 25989802, 51979604, 103959208, 207918416]

約数ペア:

[(1, 207918416), (2, 103959208), (4, 51979604), (8, 25989802), (16, 12994901), (43, 4835312), (86, 2417656), (172, 1208828), (277, 750608), (344, 604414), (554, 375304), (688, 302207), (1091, 190576), (1108, 187652), (2182, 95288), (2216, 93826), (4364, 47644), (4432, 46913), (8728, 23822), (11911, 17456)]