19314892805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2287}}^1\times {\mathrm{7643}}^1$

素因数の和:9965

約数の個数: 32

約数和(自身を含む): 26444081664

約数和(自身を除く): 7129188859

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 2287, 7643, 11435, 29731, 38215, 38879, 99359, 129931, 148655, 194395, 496795, 505427, 649655, 1689103, 2527135, 8445515, 17479541, 87397705, 227234033, 297152197, 1136170165, 1485760985, 3862978561, 19314892805]

約数ペア:

[(1, 19314892805), (5, 3862978561), (13, 1485760985), (17, 1136170165), (65, 297152197), (85, 227234033), (221, 87397705), (1105, 17479541), (2287, 8445515), (7643, 2527135), (11435, 1689103), (29731, 649655), (38215, 505427), (38879, 496795), (99359, 194395), (129931, 148655)]