19800607683

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{271}}^1\times {\mathrm{2447}}^1$

素因数の和:3027

約数の個数: 32

約数和(自身を含む): 27326730240

約数和(自身を除く): 7526122557

約数列:

[1, 3, 37, 111, 269, 271, 807, 813, 2447, 7341, 9953, 10027, 29859, 30081, 72899, 90539, 218697, 271617, 658243, 663137, 1974729, 1989411, 2697263, 8091789, 24354991, 24536069, 73064973, 73608207, 178383853, 535151559, 6600202561, 19800607683]

約数ペア:

[(1, 19800607683), (3, 6600202561), (37, 535151559), (111, 178383853), (269, 73608207), (271, 73064973), (807, 24536069), (813, 24354991), (2447, 8091789), (7341, 2697263), (9953, 1989411), (10027, 1974729), (29859, 663137), (30081, 658243), (72899, 271617), (90539, 218697)]