20890218

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^2\times {\mathrm{3623}}^1$

素因数の和:3690

約数の個数: 24

約数和(自身を含む): 43183584

約数和(自身を除く): 22293366

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 961, 1922, 2883, 3623, 5766, 7246, 10869, 21738, 112313, 224626, 336939, 673878, 3481703, 6963406, 10445109, 20890218]

約数ペア:

[(1, 20890218), (2, 10445109), (3, 6963406), (6, 3481703), (31, 673878), (62, 336939), (93, 224626), (186, 112313), (961, 21738), (1922, 10869), (2883, 7246), (3623, 5766)]