20180560395

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18948883}}^1$

素因数の和:18948962

約数の個数: 16

約数和(自身を含む): 32743671552

約数和(自身を除く): 12563111157

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 18948883, 56846649, 94744415, 284233245, 1345370693, 4036112079, 6726853465, 20180560395]

約数ペア:

[(1, 20180560395), (3, 6726853465), (5, 4036112079), (15, 1345370693), (71, 284233245), (213, 94744415), (355, 56846649), (1065, 18948883)]