18518256

素因数分解:

$2^4\times 3^2\times {\mathrm{128599}}^1$

素因数の和:128613

約数の個数: 30

約数和(自身を含む): 51825800

約数和(自身を除く): 33307544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 128599, 257198, 385797, 514396, 771594, 1028792, 1157391, 1543188, 2057584, 2314782, 3086376, 4629564, 6172752, 9259128, 18518256]

約数ペア:

[(1, 18518256), (2, 9259128), (3, 6172752), (4, 4629564), (6, 3086376), (8, 2314782), (9, 2057584), (12, 1543188), (16, 1157391), (18, 1028792), (24, 771594), (36, 514396), (48, 385797), (72, 257198), (144, 128599)]