20411343358

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1289}}^1\times {\mathrm{21341}}^1$

素因数の和:22692

約数の個数: 32

約数和(自身を含む): 35680409280

約数和(自身を除く): 15269065922

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 1289, 2578, 9023, 18046, 21341, 42682, 68317, 136634, 149387, 298774, 478219, 956438, 1131073, 2262146, 7917511, 15835022, 27508549, 55017098, 192559843, 385119686, 1457953097, 2915906194, 10205671679, 20411343358]

約数ペア:

[(1, 20411343358), (2, 10205671679), (7, 2915906194), (14, 1457953097), (53, 385119686), (106, 192559843), (371, 55017098), (742, 27508549), (1289, 15835022), (2578, 7917511), (9023, 2262146), (18046, 1131073), (21341, 956438), (42682, 478219), (68317, 298774), (136634, 149387)]