12680228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2971}}^1$

素因数の和:3083

約数の個数: 24

約数和(自身を含む): 24465504

約数和(自身を除く): 11785276

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 2971, 4268, 5942, 11884, 32681, 65362, 130724, 288187, 576374, 1152748, 3170057, 6340114, 12680228]

約数ペア:

[(1, 12680228), (2, 6340114), (4, 3170057), (11, 1152748), (22, 576374), (44, 288187), (97, 130724), (194, 65362), (388, 32681), (1067, 11884), (2134, 5942), (2971, 4268)]