20518441449

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{142903}}^1$

素因数の和:143165

約数の個数: 32

約数和(自身を含む): 31553203200

約数和(自身を除く): 11034761751

約数列:

[1, 3, 11, 19, 33, 57, 209, 229, 627, 687, 2519, 4351, 7557, 13053, 47861, 142903, 143583, 428709, 1571933, 2715157, 4715799, 8145471, 29866727, 32724787, 89600181, 98174361, 359972657, 621770953, 1079917971, 1865312859, 6839480483, 20518441449]

約数ペア:

[(1, 20518441449), (3, 6839480483), (11, 1865312859), (19, 1079917971), (33, 621770953), (57, 359972657), (209, 98174361), (229, 89600181), (627, 32724787), (687, 29866727), (2519, 8145471), (4351, 4715799), (7557, 2715157), (13053, 1571933), (47861, 428709), (142903, 143583)]