1808214794

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{2251}}^1\times {\mathrm{5657}}^1$

素因数の和:7981

約数の個数: 16

約数和(自身を含む): 2752232256

約数和(自身を除く): 944017462

約数列:

[1, 2, 71, 142, 2251, 4502, 5657, 11314, 159821, 319642, 401647, 803294, 12733907, 25467814, 904107397, 1808214794]

約数ペア:

[(1, 1808214794), (2, 904107397), (71, 25467814), (142, 12733907), (2251, 803294), (4502, 401647), (5657, 319642), (11314, 159821)]