18984971

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1109}}^1$

素因数の和:1198

約数の個数: 16

約数和(自身を含む): 21578400

約数和(自身を除く): 2593429

約数列:

[1, 17, 19, 53, 323, 901, 1007, 1109, 17119, 18853, 21071, 58777, 358207, 999209, 1116763, 18984971]

約数ペア:

[(1, 18984971), (17, 1116763), (19, 999209), (53, 358207), (323, 58777), (901, 21071), (1007, 18853), (1109, 17119)]