19648386

素因数分解:

$2^1\times 3^3\times {\mathrm{197}}^1\times {\mathrm{1847}}^1$

素因数の和:2055

約数の個数: 32

約数和(自身を含む): 43908480

約数和(自身を除く): 24260094

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 197, 394, 591, 1182, 1773, 1847, 3546, 3694, 5319, 5541, 10638, 11082, 16623, 33246, 49869, 99738, 363859, 727718, 1091577, 2183154, 3274731, 6549462, 9824193, 19648386]

約数ペア:

[(1, 19648386), (2, 9824193), (3, 6549462), (6, 3274731), (9, 2183154), (18, 1091577), (27, 727718), (54, 363859), (197, 99738), (394, 49869), (591, 33246), (1182, 16623), (1773, 11082), (1847, 10638), (3546, 5541), (3694, 5319)]