18128318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{36697}}^1$

素因数の和:36731

約数の個数: 16

約数和(自身を含む): 30826320

約数和(自身を除く): 12698002

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 36697, 73394, 477061, 697243, 954122, 1394486, 9064159, 18128318]

約数ペア:

[(1, 18128318), (2, 9064159), (13, 1394486), (19, 954122), (26, 697243), (38, 477061), (247, 73394), (494, 36697)]