15857894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{683}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 27578880

約数和(自身を除く): 11720986

約数列:

[1, 2, 13, 19, 26, 38, 47, 94, 247, 494, 611, 683, 893, 1222, 1366, 1786, 8879, 11609, 12977, 17758, 23218, 25954, 32101, 64202, 168701, 337402, 417313, 609919, 834626, 1219838, 7928947, 15857894]

約数ペア:

[(1, 15857894), (2, 7928947), (13, 1219838), (19, 834626), (26, 609919), (38, 417313), (47, 337402), (94, 168701), (247, 64202), (494, 32101), (611, 25954), (683, 23218), (893, 17758), (1222, 12977), (1366, 11609), (1786, 8879)]