208762972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{89521}}^1$

素因数の和:89589

約数の個数: 24

約数和(自身を含む): 406071792

約数和(自身を除く): 197308820

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 89521, 179042, 358084, 984731, 1969462, 3938924, 4744613, 9489226, 18978452, 52190743, 104381486, 208762972]

約数ペア:

[(1, 208762972), (2, 104381486), (4, 52190743), (11, 18978452), (22, 9489226), (44, 4744613), (53, 3938924), (106, 1969462), (212, 984731), (583, 358084), (1166, 179042), (2332, 89521)]