20217450624

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{7521373}}^1$

素因数の和:7521397

約数の個数: 64

約数和(自身を含む): 61374411840

約数和(自身を除く): 41156961216

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 7521373, 15042746, 22564119, 30085492, 45128238, 52649611, 60170984, 90256476, 105299222, 120341968, 157948833, 180512952, 210598444, 240683936, 315897666, 361025904, 421196888, 481367872, 631795332, 722051808, 842393776, 962735744, 1263590664, 1444103616, 1684787552, 2527181328, 2888207232, 3369575104, 5054362656, 6739150208, 10108725312, 20217450624]

約数ペア:

[(1, 20217450624), (2, 10108725312), (3, 6739150208), (4, 5054362656), (6, 3369575104), (7, 2888207232), (8, 2527181328), (12, 1684787552), (14, 1444103616), (16, 1263590664), (21, 962735744), (24, 842393776), (28, 722051808), (32, 631795332), (42, 481367872), (48, 421196888), (56, 361025904), (64, 315897666), (84, 240683936), (96, 210598444), (112, 180512952), (128, 157948833), (168, 120341968), (192, 105299222), (224, 90256476), (336, 60170984), (384, 52649611), (448, 45128238), (672, 30085492), (896, 22564119), (1344, 15042746), (2688, 7521373)]