20822975921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{11813}}^1$

素因数の和:11993

約数の個数: 32

約数和(自身を含む): 24048389376

約数和(自身を除く): 3225413455

約数列:

[1, 11, 37, 61, 71, 407, 671, 781, 2257, 2627, 4331, 11813, 24827, 28897, 47641, 129943, 160247, 437081, 720593, 838723, 1762717, 4807891, 7926523, 9225953, 26661941, 31032751, 51162103, 293281351, 341360261, 562783133, 1892997811, 20822975921]

約数ペア:

[(1, 20822975921), (11, 1892997811), (37, 562783133), (61, 341360261), (71, 293281351), (407, 51162103), (671, 31032751), (781, 26661941), (2257, 9225953), (2627, 7926523), (4331, 4807891), (11813, 1762717), (24827, 838723), (28897, 720593), (47641, 437081), (129943, 160247)]