19066785

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 32400000

約数和(自身を除く): 13333215

約数列:

[1, 3, 5, 15, 19, 57, 95, 149, 285, 447, 449, 745, 1347, 2235, 2245, 2831, 6735, 8493, 8531, 14155, 25593, 42465, 42655, 66901, 127965, 200703, 334505, 1003515, 1271119, 3813357, 6355595, 19066785]

約数ペア:

[(1, 19066785), (3, 6355595), (5, 3813357), (15, 1271119), (19, 1003515), (57, 334505), (95, 200703), (149, 127965), (285, 66901), (447, 42655), (449, 42465), (745, 25593), (1347, 14155), (2235, 8531), (2245, 8493), (2831, 6735)]