20686046979

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{2351}}^1\times {\mathrm{225611}}^1$

素因数の和:227978

約数の個数: 16

約数和(自身を含む): 29715807744

約数和(自身を除く): 9029760765

約数列:

[1, 3, 13, 39, 2351, 7053, 30563, 91689, 225611, 676833, 2932943, 8798829, 530411461, 1591234383, 6895348993, 20686046979]

約数ペア:

[(1, 20686046979), (3, 6895348993), (13, 1591234383), (39, 530411461), (2351, 8798829), (7053, 2932943), (30563, 676833), (91689, 225611)]