18257019

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{9377}}^1$

素因数の和:9450

約数の個数: 16

約数和(自身を含む): 27008640

約数和(自身を除く): 8751621

約数列:

[1, 3, 11, 33, 59, 177, 649, 1947, 9377, 28131, 103147, 309441, 553243, 1659729, 6085673, 18257019]

約数ペア:

[(1, 18257019), (3, 6085673), (11, 1659729), (33, 553243), (59, 309441), (177, 103147), (649, 28131), (1947, 9377)]