20352904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17791}}^1$

素因数の和:17821

約数の個数: 32

約数和(自身を含む): 44835840

約数和(自身を除く): 24482936

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 17791, 35582, 71164, 142328, 195701, 231283, 391402, 462566, 782804, 925132, 1565608, 1850264, 2544113, 5088226, 10176452, 20352904]

約数ペア:

[(1, 20352904), (2, 10176452), (4, 5088226), (8, 2544113), (11, 1850264), (13, 1565608), (22, 925132), (26, 782804), (44, 462566), (52, 391402), (88, 231283), (104, 195701), (143, 142328), (286, 71164), (572, 35582), (1144, 17791)]