18420952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{593}}^1$

素因数の和:963

約数の個数: 32

約数和(自身を含む): 37849680

約数和(自身を除く): 19428728

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 353, 593, 706, 1186, 1412, 2372, 2824, 3883, 4744, 6523, 7766, 13046, 15532, 26092, 31064, 52184, 209329, 418658, 837316, 1674632, 2302619, 4605238, 9210476, 18420952]

約数ペア:

[(1, 18420952), (2, 9210476), (4, 4605238), (8, 2302619), (11, 1674632), (22, 837316), (44, 418658), (88, 209329), (353, 52184), (593, 31064), (706, 26092), (1186, 15532), (1412, 13046), (2372, 7766), (2824, 6523), (3883, 4744)]