17953991

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1423}}^1$

素因数の和:1502

約数の個数: 16

約数和(自身を含む): 20779008

約数和(自身を除く): 2825017

約数列:

[1, 11, 31, 37, 341, 407, 1147, 1423, 12617, 15653, 44113, 52651, 485243, 579161, 1632181, 17953991]

約数ペア:

[(1, 17953991), (11, 1632181), (31, 579161), (37, 485243), (341, 52651), (407, 44113), (1147, 15653), (1423, 12617)]