16105720004

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{773867}}^1$

素因数の和:773936

約数の個数: 36

約数和(自身を含む): 31700728752

約数和(自身を除く): 15595008748

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 121, 172, 242, 473, 484, 946, 1892, 5203, 10406, 20812, 773867, 1547734, 3095468, 8512537, 17025074, 33276281, 34050148, 66552562, 93637907, 133105124, 187275814, 366039091, 374551628, 732078182, 1464156364, 4026430001, 8052860002, 16105720004]

約数ペア:

[(1, 16105720004), (2, 8052860002), (4, 4026430001), (11, 1464156364), (22, 732078182), (43, 374551628), (44, 366039091), (86, 187275814), (121, 133105124), (172, 93637907), (242, 66552562), (473, 34050148), (484, 33276281), (946, 17025074), (1892, 8512537), (5203, 3095468), (10406, 1547734), (20812, 773867)]