20463072

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{823}}^1$

素因数の和:880

約数の個数: 96

約数和(自身を含む): 63124992

約数和(自身を除く): 42661920

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 74, 84, 96, 111, 112, 148, 168, 222, 224, 259, 296, 336, 444, 518, 592, 672, 777, 823, 888, 1036, 1184, 1554, 1646, 1776, 2072, 2469, 3108, 3292, 3552, 4144, 4938, 5761, 6216, 6584, 8288, 9876, 11522, 12432, 13168, 17283, 19752, 23044, 24864, 26336, 30451, 34566, 39504, 46088, 60902, 69132, 79008, 91353, 92176, 121804, 138264, 182706, 184352, 213157, 243608, 276528, 365412, 426314, 487216, 553056, 639471, 730824, 852628, 974432, 1278942, 1461648, 1705256, 2557884, 2923296, 3410512, 5115768, 6821024, 10231536, 20463072]

約数ペア:

[(1, 20463072), (2, 10231536), (3, 6821024), (4, 5115768), (6, 3410512), (7, 2923296), (8, 2557884), (12, 1705256), (14, 1461648), (16, 1278942), (21, 974432), (24, 852628), (28, 730824), (32, 639471), (37, 553056), (42, 487216), (48, 426314), (56, 365412), (74, 276528), (84, 243608), (96, 213157), (111, 184352), (112, 182706), (148, 138264), (168, 121804), (222, 92176), (224, 91353), (259, 79008), (296, 69132), (336, 60902), (444, 46088), (518, 39504), (592, 34566), (672, 30451), (777, 26336), (823, 24864), (888, 23044), (1036, 19752), (1184, 17283), (1554, 13168), (1646, 12432), (1776, 11522), (2072, 9876), (2469, 8288), (3108, 6584), (3292, 6216), (3552, 5761), (4144, 4938)]