20522936

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4639}}^1$

素因数の和:4731

約数の個数: 32

約数和(自身を含む): 44544000

約数和(自身を除く): 24021064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 4639, 9278, 18556, 32473, 37112, 64946, 129892, 259784, 366481, 732962, 1465924, 2565367, 2931848, 5130734, 10261468, 20522936]

約数ペア:

[(1, 20522936), (2, 10261468), (4, 5130734), (7, 2931848), (8, 2565367), (14, 1465924), (28, 732962), (56, 366481), (79, 259784), (158, 129892), (316, 64946), (553, 37112), (632, 32473), (1106, 18556), (2212, 9278), (4424, 4639)]