20895168

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{2221}}^1$

素因数の和:2250

約数の個数: 84

約数和(自身を含む): 64340232

約数和(自身を除く): 43445064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 147, 168, 192, 196, 224, 294, 336, 392, 448, 588, 672, 784, 1176, 1344, 1568, 2221, 2352, 3136, 4442, 4704, 6663, 8884, 9408, 13326, 15547, 17768, 26652, 31094, 35536, 46641, 53304, 62188, 71072, 93282, 106608, 108829, 124376, 142144, 186564, 213216, 217658, 248752, 326487, 373128, 426432, 435316, 497504, 652974, 746256, 870632, 995008, 1305948, 1492512, 1741264, 2611896, 2985024, 3482528, 5223792, 6965056, 10447584, 20895168]

約数ペア:

[(1, 20895168), (2, 10447584), (3, 6965056), (4, 5223792), (6, 3482528), (7, 2985024), (8, 2611896), (12, 1741264), (14, 1492512), (16, 1305948), (21, 995008), (24, 870632), (28, 746256), (32, 652974), (42, 497504), (48, 435316), (49, 426432), (56, 373128), (64, 326487), (84, 248752), (96, 217658), (98, 213216), (112, 186564), (147, 142144), (168, 124376), (192, 108829), (196, 106608), (224, 93282), (294, 71072), (336, 62188), (392, 53304), (448, 46641), (588, 35536), (672, 31094), (784, 26652), (1176, 17768), (1344, 15547), (1568, 13326), (2221, 9408), (2352, 8884), (3136, 6663), (4442, 4704)]