20173922048

素因数分解:

$2^8\times 7^1\times {\mathrm{47}}^1\times {\mathrm{239527}}^1$

素因数の和:239597

約数の個数: 72

約数和(自身を含む): 47001142272

約数和(自身を除く): 26827220224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 128, 188, 224, 256, 329, 376, 448, 658, 752, 896, 1316, 1504, 1792, 2632, 3008, 5264, 6016, 10528, 12032, 21056, 42112, 84224, 239527, 479054, 958108, 1676689, 1916216, 3353378, 3832432, 6706756, 7664864, 11257769, 13413512, 15329728, 22515538, 26827024, 30659456, 45031076, 53654048, 61318912, 78804383, 90062152, 107308096, 157608766, 180124304, 214616192, 315217532, 360248608, 429232384, 630435064, 720497216, 1260870128, 1440994432, 2521740256, 2881988864, 5043480512, 10086961024, 20173922048]

約数ペア:

[(1, 20173922048), (2, 10086961024), (4, 5043480512), (7, 2881988864), (8, 2521740256), (14, 1440994432), (16, 1260870128), (28, 720497216), (32, 630435064), (47, 429232384), (56, 360248608), (64, 315217532), (94, 214616192), (112, 180124304), (128, 157608766), (188, 107308096), (224, 90062152), (256, 78804383), (329, 61318912), (376, 53654048), (448, 45031076), (658, 30659456), (752, 26827024), (896, 22515538), (1316, 15329728), (1504, 13413512), (1792, 11257769), (2632, 7664864), (3008, 6706756), (5264, 3832432), (6016, 3353378), (10528, 1916216), (12032, 1676689), (21056, 958108), (42112, 479054), (84224, 239527)]