20440652

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{5167}}^1$

素因数の和:5237

約数の個数: 24

約数和(自身を含む): 38201856

約数和(自身を除く): 17761204

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1978, 3956, 5167, 10334, 20668, 118841, 222181, 237682, 444362, 475364, 888724, 5110163, 10220326, 20440652]

約数ペア:

[(1, 20440652), (2, 10220326), (4, 5110163), (23, 888724), (43, 475364), (46, 444362), (86, 237682), (92, 222181), (172, 118841), (989, 20668), (1978, 10334), (3956, 5167)]