200296784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{658871}}^1$

素因数の和:658898

約数の個数: 20

約数和(自身を含む): 408500640

約数和(自身を除く): 208203856

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 658871, 1317742, 2635484, 5270968, 10541936, 12518549, 25037098, 50074196, 100148392, 200296784]

約数ペア:

[(1, 200296784), (2, 100148392), (4, 50074196), (8, 25037098), (16, 12518549), (19, 10541936), (38, 5270968), (76, 2635484), (152, 1317742), (304, 658871)]