19098105

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2647}}^1$

素因数の和:2705

約数の個数: 32

約数和(自身を含む): 33809664

約数和(自身を除く): 14711559

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 2647, 7215, 7941, 13235, 34411, 39705, 97939, 103233, 172055, 293817, 489695, 516165, 1273207, 1469085, 3819621, 6366035, 19098105]

約数ペア:

[(1, 19098105), (3, 6366035), (5, 3819621), (13, 1469085), (15, 1273207), (37, 516165), (39, 489695), (65, 293817), (111, 172055), (185, 103233), (195, 97939), (481, 39705), (555, 34411), (1443, 13235), (2405, 7941), (2647, 7215)]