20147881617

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{4679}}^1$

素因数の和:4982

約数の個数: 48

約数和(自身を含む): 30498848640

約数和(自身を除く): 10350967023

約数列:

[1, 3, 9, 37, 67, 111, 193, 201, 333, 579, 603, 1737, 2479, 4679, 7141, 7437, 12931, 14037, 21423, 22311, 38793, 42111, 64269, 116379, 173123, 313493, 478447, 519369, 903047, 940479, 1435341, 1558107, 2709141, 2821437, 4306023, 8127423, 11599241, 33412739, 34797723, 60504149, 100238217, 104393169, 181512447, 300714651, 544537341, 2238653513, 6715960539, 20147881617]

約数ペア:

[(1, 20147881617), (3, 6715960539), (9, 2238653513), (37, 544537341), (67, 300714651), (111, 181512447), (193, 104393169), (201, 100238217), (333, 60504149), (579, 34797723), (603, 33412739), (1737, 11599241), (2479, 8127423), (4679, 4306023), (7141, 2821437), (7437, 2709141), (12931, 1558107), (14037, 1435341), (21423, 940479), (22311, 903047), (38793, 519369), (42111, 478447), (64269, 313493), (116379, 173123)]