20651364786

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2021077}}^1$

素因数の和:2021226

約数の個数: 32

約数和(自身を含む): 44819425728

約数和(自身を除く): 24168060942

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 3406, 5109, 10218, 2021077, 4042154, 6063231, 12126462, 26274001, 52548002, 78822003, 157644006, 264761087, 529522174, 794283261, 1588566522, 3441894131, 6883788262, 10325682393, 20651364786]

約数ペア:

[(1, 20651364786), (2, 10325682393), (3, 6883788262), (6, 3441894131), (13, 1588566522), (26, 794283261), (39, 529522174), (78, 264761087), (131, 157644006), (262, 78822003), (393, 52548002), (786, 26274001), (1703, 12126462), (3406, 6063231), (5109, 4042154), (10218, 2021077)]