20565723945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1361}}^1\times {\mathrm{77491}}^1$

素因数の和:78873

約数の個数: 32

約数和(自身を含む): 35462818944

約数和(自身を除く): 14897094999

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1361, 4083, 6805, 17693, 20415, 53079, 77491, 88465, 232473, 265395, 387455, 1007383, 1162365, 3022149, 5036915, 15110745, 105465251, 316395753, 527326255, 1371048263, 1581978765, 4113144789, 6855241315, 20565723945]

約数ペア:

[(1, 20565723945), (3, 6855241315), (5, 4113144789), (13, 1581978765), (15, 1371048263), (39, 527326255), (65, 316395753), (195, 105465251), (1361, 15110745), (4083, 5036915), (6805, 3022149), (17693, 1162365), (20415, 1007383), (53079, 387455), (77491, 265395), (88465, 232473)]