28891742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{69119}}^1$

素因数の和:69151

約数の個数: 16

約数和(自身を含む): 49766400

約数和(自身を除く): 20874658

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 69119, 138238, 760309, 1313261, 1520618, 2626522, 14445871, 28891742]

約数ペア:

[(1, 28891742), (2, 14445871), (11, 2626522), (19, 1520618), (22, 1313261), (38, 760309), (209, 138238), (418, 69119)]