20948578

素因数分解:

$2^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{1181}}^1$

素因数の和:1378

約数の個数: 24

約数和(自身を含む): 36786204

約数和(自身を除く): 15837626

約数列:

[1, 2, 7, 14, 49, 98, 181, 362, 1181, 1267, 2362, 2534, 8267, 8869, 16534, 17738, 57869, 115738, 213761, 427522, 1496327, 2992654, 10474289, 20948578]

約数ペア:

[(1, 20948578), (2, 10474289), (7, 2992654), (14, 1496327), (49, 427522), (98, 213761), (181, 115738), (362, 57869), (1181, 17738), (1267, 16534), (2362, 8869), (2534, 8267)]