219212642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3793}}^1$

素因数の和:3914

約数の個数: 32

約数和(自身を含む): 373693824

約数和(自身を除く): 154481182

約数列:

[1, 2, 11, 22, 37, 71, 74, 142, 407, 781, 814, 1562, 2627, 3793, 5254, 7586, 28897, 41723, 57794, 83446, 140341, 269303, 280682, 538606, 1543751, 2962333, 3087502, 5924666, 9964211, 19928422, 109606321, 219212642]

約数ペア:

[(1, 219212642), (2, 109606321), (11, 19928422), (22, 9964211), (37, 5924666), (71, 3087502), (74, 2962333), (142, 1543751), (407, 538606), (781, 280682), (814, 269303), (1562, 140341), (2627, 83446), (3793, 57794), (5254, 41723), (7586, 28897)]