18075136

素因数分解:

$2^9\times {\mathrm{43}}^1\times {\mathrm{821}}^1$

素因数の和:882

約数の個数: 40

約数和(自身を含む): 36999864

約数和(自身を除く): 18924728

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 821, 1376, 1642, 2752, 3284, 5504, 6568, 11008, 13136, 22016, 26272, 35303, 52544, 70606, 105088, 141212, 210176, 282424, 420352, 564848, 1129696, 2259392, 4518784, 9037568, 18075136]

約数ペア:

[(1, 18075136), (2, 9037568), (4, 4518784), (8, 2259392), (16, 1129696), (32, 564848), (43, 420352), (64, 282424), (86, 210176), (128, 141212), (172, 105088), (256, 70606), (344, 52544), (512, 35303), (688, 26272), (821, 22016), (1376, 13136), (1642, 11008), (2752, 6568), (3284, 5504)]