13131166

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 21841920

約数和(自身を除く): 8710754

約数列:

[1, 2, 19, 31, 38, 62, 71, 142, 157, 314, 589, 1178, 1349, 2201, 2698, 2983, 4402, 4867, 5966, 9734, 11147, 22294, 41819, 83638, 92473, 184946, 211793, 345557, 423586, 691114, 6565583, 13131166]

約数ペア:

[(1, 13131166), (2, 6565583), (19, 691114), (31, 423586), (38, 345557), (62, 211793), (71, 184946), (142, 92473), (157, 83638), (314, 41819), (589, 22294), (1178, 11147), (1349, 9734), (2201, 5966), (2698, 4867), (2983, 4402)]