19878832

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{14969}}^1$

素因数の和:15060

約数の個数: 20

約数和(自身を含む): 38981880

約数和(自身を除く): 19103048

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 14969, 29938, 59876, 119752, 239504, 1242427, 2484854, 4969708, 9939416, 19878832]

約数ペア:

[(1, 19878832), (2, 9939416), (4, 4969708), (8, 2484854), (16, 1242427), (83, 239504), (166, 119752), (332, 59876), (664, 29938), (1328, 14969)]