20740848

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{18787}}^1$

素因数の和:18821

約数の個数: 40

約数和(自身を含む): 55913088

約数和(自身を除く): 35172240

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 18787, 37574, 56361, 75148, 112722, 150296, 225444, 300592, 432101, 450888, 864202, 901776, 1296303, 1728404, 2592606, 3456808, 5185212, 6913616, 10370424, 20740848]

約数ペア:

[(1, 20740848), (2, 10370424), (3, 6913616), (4, 5185212), (6, 3456808), (8, 2592606), (12, 1728404), (16, 1296303), (23, 901776), (24, 864202), (46, 450888), (48, 432101), (69, 300592), (92, 225444), (138, 150296), (184, 112722), (276, 75148), (368, 56361), (552, 37574), (1104, 18787)]