20915494

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1\times {\mathrm{673}}^1$

素因数の和:1095

約数の個数: 16

約数和(自身を含む): 32271120

約数和(自身を除く): 11355626

約数列:

[1, 2, 41, 82, 379, 673, 758, 1346, 15539, 27593, 31078, 55186, 255067, 510134, 10457747, 20915494]

約数ペア:

[(1, 20915494), (2, 10457747), (41, 510134), (82, 255067), (379, 55186), (673, 31078), (758, 27593), (1346, 15539)]