20770659

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3623}}^1$

素因数の和:3656

約数の個数: 36

約数和(自身を含む): 37595376

約数和(自身を除く): 16824717

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 3623, 5733, 10869, 25361, 32607, 47099, 76083, 141297, 177527, 228249, 329693, 423891, 532581, 989079, 1597743, 2307851, 2967237, 6923553, 20770659]

約数ペア:

[(1, 20770659), (3, 6923553), (7, 2967237), (9, 2307851), (13, 1597743), (21, 989079), (39, 532581), (49, 423891), (63, 329693), (91, 228249), (117, 177527), (147, 141297), (273, 76083), (441, 47099), (637, 32607), (819, 25361), (1911, 10869), (3623, 5733)]