19158494

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{3821}}^1$

素因数の和:3955

約数の個数: 16

約数和(自身を含む): 30270240

約数和(自身を除く): 11111746

約数列:

[1, 2, 23, 46, 109, 218, 2507, 3821, 5014, 7642, 87883, 175766, 416489, 832978, 9579247, 19158494]

約数ペア:

[(1, 19158494), (2, 9579247), (23, 832978), (46, 416489), (109, 175766), (218, 87883), (2507, 7642), (3821, 5014)]