209882552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{21881}}^1$

素因数の和:22007

約数の個数: 32

約数和(自身を含む): 433263600

約数和(自身を除く): 223381048

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 109, 218, 436, 872, 1199, 2398, 4796, 9592, 21881, 43762, 87524, 175048, 240691, 481382, 962764, 1925528, 2385029, 4770058, 9540116, 19080232, 26235319, 52470638, 104941276, 209882552]

約数ペア:

[(1, 209882552), (2, 104941276), (4, 52470638), (8, 26235319), (11, 19080232), (22, 9540116), (44, 4770058), (88, 2385029), (109, 1925528), (218, 962764), (436, 481382), (872, 240691), (1199, 175048), (2398, 87524), (4796, 43762), (9592, 21881)]