12815690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1823}}^1$

素因数の和:1886

約数の個数: 32

約数和(自身を含む): 24952320

約数和(自身を除く): 12136630

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 703, 1406, 1823, 3515, 3646, 7030, 9115, 18230, 34637, 67451, 69274, 134902, 173185, 337255, 346370, 674510, 1281569, 2563138, 6407845, 12815690]

約数ペア:

[(1, 12815690), (2, 6407845), (5, 2563138), (10, 1281569), (19, 674510), (37, 346370), (38, 337255), (74, 173185), (95, 134902), (185, 69274), (190, 67451), (370, 34637), (703, 18230), (1406, 9115), (1823, 7030), (3515, 3646)]