20985492

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{158981}}^1$

素因数の和:158999

約数の個数: 24

約数和(自身を含む): 53417952

約数和(自身を除く): 32432460

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 158981, 317962, 476943, 635924, 953886, 1748791, 1907772, 3497582, 5246373, 6995164, 10492746, 20985492]

約数ペア:

[(1, 20985492), (2, 10492746), (3, 6995164), (4, 5246373), (6, 3497582), (11, 1907772), (12, 1748791), (22, 953886), (33, 635924), (44, 476943), (66, 317962), (132, 158981)]