20477710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{186161}}^1$

素因数の和:186179

約数の個数: 16

約数和(自身を含む): 40210992

約数和(自身を除く): 19733282

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 186161, 372322, 930805, 1861610, 2047771, 4095542, 10238855, 20477710]

約数ペア:

[(1, 20477710), (2, 10238855), (5, 4095542), (10, 2047771), (11, 1861610), (22, 930805), (55, 372322), (110, 186161)]