81497488

素因数分解:

$2^4\times {\mathrm{367}}^1\times {\mathrm{13879}}^1$

素因数の和:14254

約数の個数: 20

約数和(自身を含む): 158343040

約数和(自身を除く): 76845552

約数列:

[1, 2, 4, 8, 16, 367, 734, 1468, 2936, 5872, 13879, 27758, 55516, 111032, 222064, 5093593, 10187186, 20374372, 40748744, 81497488]

約数ペア:

[(1, 81497488), (2, 40748744), (4, 20374372), (8, 10187186), (16, 5093593), (367, 222064), (734, 111032), (1468, 55516), (2936, 27758), (5872, 13879)]