28791422

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{68879}}^1$

素因数の和:68911

約数の個数: 16

約数和(自身を含む): 49593600

約数和(自身を除く): 20802178

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 68879, 137758, 757669, 1308701, 1515338, 2617402, 14395711, 28791422]

約数ペア:

[(1, 28791422), (2, 14395711), (11, 2617402), (19, 1515338), (22, 1308701), (38, 757669), (209, 137758), (418, 68879)]