256944638

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{15473}}^1$

素因数の和:15536

約数の個数: 24

約数和(自身を含む): 424482768

約数和(自身を除く): 167538130

約数列:

[1, 2, 19, 23, 38, 46, 361, 437, 722, 874, 8303, 15473, 16606, 30946, 293987, 355879, 587974, 711758, 5585753, 6761701, 11171506, 13523402, 128472319, 256944638]

約数ペア:

[(1, 256944638), (2, 128472319), (19, 13523402), (23, 11171506), (38, 6761701), (46, 5585753), (361, 711758), (437, 587974), (722, 355879), (874, 293987), (8303, 30946), (15473, 16606)]