20623158

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{8363}}^1$

素因数の和:8508

約数の個数: 24

約数和(自身を含む): 45015048

約数和(自身を除く): 24391890

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 411, 822, 1233, 2466, 8363, 16726, 25089, 50178, 75267, 150534, 1145731, 2291462, 3437193, 6874386, 10311579, 20623158]

約数ペア:

[(1, 20623158), (2, 10311579), (3, 6874386), (6, 3437193), (9, 2291462), (18, 1145731), (137, 150534), (274, 75267), (411, 50178), (822, 25089), (1233, 16726), (2466, 8363)]