25340528

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{83357}}^1$

素因数の和:83384

約数の個数: 20

約数和(自身を含む): 51681960

約数和(自身を除く): 26341432

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 83357, 166714, 333428, 666856, 1333712, 1583783, 3167566, 6335132, 12670264, 25340528]

約数ペア:

[(1, 25340528), (2, 12670264), (4, 6335132), (8, 3167566), (16, 1583783), (19, 1333712), (38, 666856), (76, 333428), (152, 166714), (304, 83357)]