20123394045

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1\times {\mathrm{22409}}^1$

素因数の和:23005

約数の個数: 32

約数和(自身を含む): 32515655040

約数和(自身を除く): 12392260995

約数列:

[1, 3, 5, 15, 131, 393, 457, 655, 1371, 1965, 2285, 6855, 22409, 59867, 67227, 112045, 179601, 299335, 336135, 898005, 2935579, 8806737, 10240913, 14677895, 30722739, 44033685, 51204565, 153613695, 1341559603, 4024678809, 6707798015, 20123394045]

約数ペア:

[(1, 20123394045), (3, 6707798015), (5, 4024678809), (15, 1341559603), (131, 153613695), (393, 51204565), (457, 44033685), (655, 30722739), (1371, 14677895), (1965, 10240913), (2285, 8806737), (6855, 2935579), (22409, 898005), (59867, 336135), (67227, 299335), (112045, 179601)]