72205738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{172741}}^1$

素因数の和:172773

約数の個数: 16

約数和(自身を含む): 124374240

約数和(自身を除く): 52168502

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 172741, 345482, 1900151, 3282079, 3800302, 6564158, 36102869, 72205738]

約数ペア:

[(1, 72205738), (2, 36102869), (11, 6564158), (19, 3800302), (22, 3282079), (38, 1900151), (209, 345482), (418, 172741)]