20550712

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28229}}^1$

素因数の和:28255

約数の個数: 32

約数和(自身を含む): 47426400

約数和(自身を除く): 26875688

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 28229, 56458, 112916, 197603, 225832, 366977, 395206, 733954, 790412, 1467908, 1580824, 2568839, 2935816, 5137678, 10275356, 20550712]

約数ペア:

[(1, 20550712), (2, 10275356), (4, 5137678), (7, 2935816), (8, 2568839), (13, 1580824), (14, 1467908), (26, 790412), (28, 733954), (52, 395206), (56, 366977), (91, 225832), (104, 197603), (182, 112916), (364, 56458), (728, 28229)]