268289918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{543097}}^1$

素因数の和:543131

約数の個数: 16

約数和(自身を含む): 456202320

約数和(自身を除く): 187912402

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 543097, 1086194, 7060261, 10318843, 14120522, 20637686, 134144959, 268289918]

約数ペア:

[(1, 268289918), (2, 134144959), (13, 20637686), (19, 14120522), (26, 10318843), (38, 7060261), (247, 1086194), (494, 543097)]