18684304

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{13121}}^1$

素因数の和:13218

約数の個数: 20

約数和(自身を含む): 36610380

約数和(自身を除く): 17926076

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 13121, 26242, 52484, 104968, 209936, 1167769, 2335538, 4671076, 9342152, 18684304]

約数ペア:

[(1, 18684304), (2, 9342152), (4, 4671076), (8, 2335538), (16, 1167769), (89, 209936), (178, 104968), (356, 52484), (712, 26242), (1424, 13121)]