20374498

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{4919}}^1$

素因数の和:5049

約数の個数: 16

約数和(自身を含む): 32472000

約数和(自身を除く): 12097502

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 4919, 9838, 93461, 186922, 536171, 1072342, 10187249, 20374498]

約数ペア:

[(1, 20374498), (2, 10187249), (19, 1072342), (38, 536171), (109, 186922), (218, 93461), (2071, 9838), (4142, 4919)]