20563536

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{1249}}^1$

素因数の和:1281

約数の個数: 80

約数和(自身を含む): 62000000

約数和(自身を除く): 41436464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 294, 336, 343, 392, 588, 686, 784, 1029, 1176, 1249, 1372, 2058, 2352, 2498, 2744, 3747, 4116, 4996, 5488, 7494, 8232, 8743, 9992, 14988, 16464, 17486, 19984, 26229, 29976, 34972, 52458, 59952, 61201, 69944, 104916, 122402, 139888, 183603, 209832, 244804, 367206, 419664, 428407, 489608, 734412, 856814, 979216, 1285221, 1468824, 1713628, 2570442, 2937648, 3427256, 5140884, 6854512, 10281768, 20563536]

約数ペア:

[(1, 20563536), (2, 10281768), (3, 6854512), (4, 5140884), (6, 3427256), (7, 2937648), (8, 2570442), (12, 1713628), (14, 1468824), (16, 1285221), (21, 979216), (24, 856814), (28, 734412), (42, 489608), (48, 428407), (49, 419664), (56, 367206), (84, 244804), (98, 209832), (112, 183603), (147, 139888), (168, 122402), (196, 104916), (294, 69944), (336, 61201), (343, 59952), (392, 52458), (588, 34972), (686, 29976), (784, 26229), (1029, 19984), (1176, 17486), (1249, 16464), (1372, 14988), (2058, 9992), (2352, 8743), (2498, 8232), (2744, 7494), (3747, 5488), (4116, 4996)]