189805784

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{78823}}^1$

素因数の和:78879

約数の個数: 32

約数和(自身を含む): 416190720

約数和(自身を除く): 226384936

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 78823, 157646, 315292, 551761, 630584, 1103522, 2207044, 3389389, 4414088, 6778778, 13557556, 23725723, 27115112, 47451446, 94902892, 189805784]

約数ペア:

[(1, 189805784), (2, 94902892), (4, 47451446), (7, 27115112), (8, 23725723), (14, 13557556), (28, 6778778), (43, 4414088), (56, 3389389), (86, 2207044), (172, 1103522), (301, 630584), (344, 551761), (602, 315292), (1204, 157646), (2408, 78823)]