19975642884

素因数分解:

$2^2\times 3^2\times {\mathrm{554878969}}^1$

素因数の和:554878979

約数の個数: 18

約数和(自身を含む): 50493986270

約数和(自身を除く): 30518343386

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 554878969, 1109757938, 1664636907, 2219515876, 3329273814, 4993910721, 6658547628, 9987821442, 19975642884]

約数ペア:

[(1, 19975642884), (2, 9987821442), (3, 6658547628), (4, 4993910721), (6, 3329273814), (9, 2219515876), (12, 1664636907), (18, 1109757938), (36, 554878969)]