18587822

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{7477}}^1$

素因数の和:7603

約数の個数: 16

約数和(自身を含む): 30689712

約数和(自身を除く): 12101890

約数列:

[1, 2, 11, 22, 113, 226, 1243, 2486, 7477, 14954, 82247, 164494, 844901, 1689802, 9293911, 18587822]

約数ペア:

[(1, 18587822), (2, 9293911), (11, 1689802), (22, 844901), (113, 164494), (226, 82247), (1243, 14954), (2486, 7477)]