19767487828

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{571}}^1\times {\mathrm{71527}}^1$

素因数の和:72124

約数の個数: 36

約数和(自身を含む): 38090948896

約数和(自身を除く): 18323461068

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 571, 1142, 2284, 6281, 12562, 25124, 69091, 71527, 138182, 143054, 276364, 286108, 786797, 1573594, 3147188, 8654767, 17309534, 34619068, 40841917, 81683834, 163367668, 449261087, 898522174, 1797044348, 4941871957, 9883743914, 19767487828]

約数ペア:

[(1, 19767487828), (2, 9883743914), (4, 4941871957), (11, 1797044348), (22, 898522174), (44, 449261087), (121, 163367668), (242, 81683834), (484, 40841917), (571, 34619068), (1142, 17309534), (2284, 8654767), (6281, 3147188), (12562, 1573594), (25124, 786797), (69091, 286108), (71527, 276364), (138182, 143054)]