12987964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1289}}^1$

素因数の和:1533

約数の個数: 24

約数和(自身を含む): 24922800

約数和(自身を除く): 11934836

約数列:

[1, 2, 4, 11, 22, 44, 229, 458, 916, 1289, 2519, 2578, 5038, 5156, 10076, 14179, 28358, 56716, 295181, 590362, 1180724, 3246991, 6493982, 12987964]

約数ペア:

[(1, 12987964), (2, 6493982), (4, 3246991), (11, 1180724), (22, 590362), (44, 295181), (229, 56716), (458, 28358), (916, 14179), (1289, 10076), (2519, 5156), (2578, 5038)]