28754638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{68791}}^1$

素因数の和:68823

約数の個数: 16

約数和(自身を含む): 49530240

約数和(自身を除く): 20775602

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 68791, 137582, 756701, 1307029, 1513402, 2614058, 14377319, 28754638]

約数ペア:

[(1, 28754638), (2, 14377319), (11, 2614058), (19, 1513402), (22, 1307029), (38, 756701), (209, 137582), (418, 68791)]