20157740902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1\times {\mathrm{36847}}^1$

素因数の和:37312

約数の個数: 32

約数和(自身を含む): 33261363072

約数和(自身を除く): 13103622170

約数列:

[1, 2, 13, 26, 53, 106, 397, 689, 794, 1378, 5161, 10322, 21041, 36847, 42082, 73694, 273533, 479011, 547066, 958022, 1952891, 3905782, 14628259, 25387583, 29256518, 50775166, 190167367, 380334734, 775297727, 1550595454, 10078870451, 20157740902]

約数ペア:

[(1, 20157740902), (2, 10078870451), (13, 1550595454), (26, 775297727), (53, 380334734), (106, 190167367), (397, 50775166), (689, 29256518), (794, 25387583), (1378, 14628259), (5161, 3905782), (10322, 1952891), (21041, 958022), (36847, 547066), (42082, 479011), (73694, 273533)]