64991018

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{2531}}^1$

素因数の和:2917

約数の個数: 16

約数和(自身を含む): 100449504

約数和(自身を除く): 35458486

約数列:

[1, 2, 37, 74, 347, 694, 2531, 5062, 12839, 25678, 93647, 187294, 878257, 1756514, 32495509, 64991018]

約数ペア:

[(1, 64991018), (2, 32495509), (37, 1756514), (74, 878257), (347, 187294), (694, 93647), (2531, 25678), (5062, 12839)]