19890272

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{36563}}^1$

素因数の和:36590

約数の個数: 24

約数和(自身を含む): 41463576

約数和(自身を除く): 21573304

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 36563, 73126, 146252, 292504, 585008, 621571, 1170016, 1243142, 2486284, 4972568, 9945136, 19890272]

約数ペア:

[(1, 19890272), (2, 9945136), (4, 4972568), (8, 2486284), (16, 1243142), (17, 1170016), (32, 621571), (34, 585008), (68, 292504), (136, 146252), (272, 73126), (544, 36563)]