20547396

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{13921}}^1$

素因数の和:13972

約数の個数: 36

約数和(自身を含む): 53209884

約数和(自身を除く): 32662488

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 13921, 27842, 41763, 55684, 83526, 125289, 167052, 250578, 501156, 570761, 1141522, 1712283, 2283044, 3424566, 5136849, 6849132, 10273698, 20547396]

約数ペア:

[(1, 20547396), (2, 10273698), (3, 6849132), (4, 5136849), (6, 3424566), (9, 2283044), (12, 1712283), (18, 1141522), (36, 570761), (41, 501156), (82, 250578), (123, 167052), (164, 125289), (246, 83526), (369, 55684), (492, 41763), (738, 27842), (1476, 13921)]