19075785

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 32555520

約数和(自身を除く): 13479735

約数列:

[1, 3, 5, 15, 17, 51, 85, 239, 255, 313, 717, 939, 1195, 1565, 3585, 4063, 4695, 5321, 12189, 15963, 20315, 26605, 60945, 74807, 79815, 224421, 374035, 1122105, 1271719, 3815157, 6358595, 19075785]

約数ペア:

[(1, 19075785), (3, 6358595), (5, 3815157), (15, 1271719), (17, 1122105), (51, 374035), (85, 224421), (239, 79815), (255, 74807), (313, 60945), (717, 26605), (939, 20315), (1195, 15963), (1565, 12189), (3585, 5321), (4063, 4695)]