19316505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5827}}^1$

素因数の和:5865

約数の個数: 32

約数和(自身を含む): 35247744

約数和(自身を除く): 15931239

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 5827, 17481, 29135, 75751, 87405, 99059, 227253, 297177, 378755, 495295, 1136265, 1287767, 1485885, 3863301, 6438835, 19316505]

約数ペア:

[(1, 19316505), (3, 6438835), (5, 3863301), (13, 1485885), (15, 1287767), (17, 1136265), (39, 495295), (51, 378755), (65, 297177), (85, 227253), (195, 99059), (221, 87405), (255, 75751), (663, 29135), (1105, 17481), (3315, 5827)]