20523105

素因数分解:

$3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2269}}^1$

素因数の和:2350

約数の個数: 32

約数和(自身を含む): 37046400

約数和(自身を除く): 16523295

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 135, 201, 335, 603, 1005, 1809, 2269, 3015, 6807, 9045, 11345, 20421, 34035, 61263, 102105, 152023, 306315, 456069, 760115, 1368207, 2280345, 4104621, 6841035, 20523105]

約数ペア:

[(1, 20523105), (3, 6841035), (5, 4104621), (9, 2280345), (15, 1368207), (27, 760115), (45, 456069), (67, 306315), (135, 152023), (201, 102105), (335, 61263), (603, 34035), (1005, 20421), (1809, 11345), (2269, 9045), (3015, 6807)]