18804564

素因数分解:

$2^2\times 3^2\times {\mathrm{229}}^1\times {\mathrm{2281}}^1$

素因数の和:2520

約数の個数: 36

約数和(自身を含む): 47762260

約数和(自身を除く): 28957696

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 229, 458, 687, 916, 1374, 2061, 2281, 2748, 4122, 4562, 6843, 8244, 9124, 13686, 20529, 27372, 41058, 82116, 522349, 1044698, 1567047, 2089396, 3134094, 4701141, 6268188, 9402282, 18804564]

約数ペア:

[(1, 18804564), (2, 9402282), (3, 6268188), (4, 4701141), (6, 3134094), (9, 2089396), (12, 1567047), (18, 1044698), (36, 522349), (229, 82116), (458, 41058), (687, 27372), (916, 20529), (1374, 13686), (2061, 9124), (2281, 8244), (2748, 6843), (4122, 4562)]