20160718557

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2437}}^1\times {\mathrm{23173}}^1$

素因数の和:25637

約数の個数: 32

約数和(自身を含む): 32542970112

約数和(自身を除く): 12382251555

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 2437, 7311, 17059, 23173, 41429, 51177, 69519, 124287, 162211, 290003, 393941, 486633, 870009, 1181823, 2757587, 8272761, 56472601, 169417803, 395308207, 960034217, 1185924621, 2880102651, 6720239519, 20160718557]

約数ペア:

[(1, 20160718557), (3, 6720239519), (7, 2880102651), (17, 1185924621), (21, 960034217), (51, 395308207), (119, 169417803), (357, 56472601), (2437, 8272761), (7311, 2757587), (17059, 1181823), (23173, 870009), (41429, 486633), (51177, 393941), (69519, 290003), (124287, 162211)]