19218984

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{941}}^1$

素因数の和:1010

約数の個数: 64

約数和(自身を含む): 51546240

約数和(自身を除く): 32327256

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 37, 46, 69, 74, 92, 111, 138, 148, 184, 222, 276, 296, 444, 552, 851, 888, 941, 1702, 1882, 2553, 2823, 3404, 3764, 5106, 5646, 6808, 7528, 10212, 11292, 20424, 21643, 22584, 34817, 43286, 64929, 69634, 86572, 104451, 129858, 139268, 173144, 208902, 259716, 278536, 417804, 519432, 800791, 835608, 1601582, 2402373, 3203164, 4804746, 6406328, 9609492, 19218984]

約数ペア:

[(1, 19218984), (2, 9609492), (3, 6406328), (4, 4804746), (6, 3203164), (8, 2402373), (12, 1601582), (23, 835608), (24, 800791), (37, 519432), (46, 417804), (69, 278536), (74, 259716), (92, 208902), (111, 173144), (138, 139268), (148, 129858), (184, 104451), (222, 86572), (276, 69634), (296, 64929), (444, 43286), (552, 34817), (851, 22584), (888, 21643), (941, 20424), (1702, 11292), (1882, 10212), (2553, 7528), (2823, 6808), (3404, 5646), (3764, 5106)]