20867118

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1699}}^1$

素因数の和:1816

約数の個数: 32

約数和(自身を含む): 44064000

約数和(自身を除く): 23196882

約数列:

[1, 2, 3, 6, 23, 46, 69, 89, 138, 178, 267, 534, 1699, 2047, 3398, 4094, 5097, 6141, 10194, 12282, 39077, 78154, 117231, 151211, 234462, 302422, 453633, 907266, 3477853, 6955706, 10433559, 20867118]

約数ペア:

[(1, 20867118), (2, 10433559), (3, 6955706), (6, 3477853), (23, 907266), (46, 453633), (69, 302422), (89, 234462), (138, 151211), (178, 117231), (267, 78154), (534, 39077), (1699, 12282), (2047, 10194), (3398, 6141), (4094, 5097)]