20605101

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{557}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 32140800

約数和(自身を除く): 11535699

約数列:

[1, 3, 11, 19, 33, 57, 59, 177, 209, 557, 627, 649, 1121, 1671, 1947, 3363, 6127, 10583, 12331, 18381, 31749, 32863, 36993, 98589, 116413, 349239, 361493, 624397, 1084479, 1873191, 6868367, 20605101]

約数ペア:

[(1, 20605101), (3, 6868367), (11, 1873191), (19, 1084479), (33, 624397), (57, 361493), (59, 349239), (177, 116413), (209, 98589), (557, 36993), (627, 32863), (649, 31749), (1121, 18381), (1671, 12331), (1947, 10583), (3363, 6127)]