20467294

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{8039}}^1$

素因数の和:8127

約数の個数: 16

約数和(自身を含む): 32803200

約数和(自身を除く): 12335906

約数列:

[1, 2, 19, 38, 67, 134, 1273, 2546, 8039, 16078, 152741, 305482, 538613, 1077226, 10233647, 20467294]

約数ペア:

[(1, 20467294), (2, 10233647), (19, 1077226), (38, 538613), (67, 305482), (134, 152741), (1273, 16078), (2546, 8039)]