20573055

素因数分解:

$3^3\times 5^1\times {\mathrm{152393}}^1$

素因数の和:152407

約数の個数: 16

約数和(自身を含む): 36574560

約数和(自身を除く): 16001505

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 152393, 457179, 761965, 1371537, 2285895, 4114611, 6857685, 20573055]

約数ペア:

[(1, 20573055), (3, 6857685), (5, 4114611), (9, 2285895), (15, 1371537), (27, 761965), (45, 457179), (135, 152393)]