189702988

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{3187}}^1$

素因数の和:3861

約数の個数: 24

約数和(自身を含む): 347058432

約数和(自身を除く): 157355444

約数列:

[1, 2, 4, 23, 46, 92, 647, 1294, 2588, 3187, 6374, 12748, 14881, 29762, 59524, 73301, 146602, 293204, 2061989, 4123978, 8247956, 47425747, 94851494, 189702988]

約数ペア:

[(1, 189702988), (2, 94851494), (4, 47425747), (23, 8247956), (46, 4123978), (92, 2061989), (647, 293204), (1294, 146602), (2588, 73301), (3187, 59524), (6374, 29762), (12748, 14881)]