39619988

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{2287}}^1$

素因数の和:2423

約数の個数: 24

約数和(自身を含む): 71495424

約数和(自身を除く): 31875436

約数列:

[1, 2, 4, 61, 71, 122, 142, 244, 284, 2287, 4331, 4574, 8662, 9148, 17324, 139507, 162377, 279014, 324754, 558028, 649508, 9904997, 19809994, 39619988]

約数ペア:

[(1, 39619988), (2, 19809994), (4, 9904997), (61, 649508), (71, 558028), (122, 324754), (142, 279014), (244, 162377), (284, 139507), (2287, 17324), (4331, 9148), (4574, 8662)]