138461588

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{10531}}^1$

素因数の和:10727

約数の個数: 24

約数和(自身を含む): 256559520

約数和(自身を除く): 118097932

約数列:

[1, 2, 4, 19, 38, 76, 173, 346, 692, 3287, 6574, 10531, 13148, 21062, 42124, 200089, 400178, 800356, 1821863, 3643726, 7287452, 34615397, 69230794, 138461588]

約数ペア:

[(1, 138461588), (2, 69230794), (4, 34615397), (19, 7287452), (38, 3643726), (76, 1821863), (173, 800356), (346, 400178), (692, 200089), (3287, 42124), (6574, 21062), (10531, 13148)]