20066446

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{563}}^1$

素因数の和:887

約数の個数: 16

約数和(自身を含む): 30699648

約数和(自身を除く): 10633202

約数列:

[1, 2, 71, 142, 251, 502, 563, 1126, 17821, 35642, 39973, 79946, 141313, 282626, 10033223, 20066446]

約数ペア:

[(1, 20066446), (2, 10033223), (71, 282626), (142, 141313), (251, 79946), (502, 39973), (563, 35642), (1126, 17821)]