18547191

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{997}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 30179520

約数和(自身を除く): 11632329

約数列:

[1, 3, 9, 13, 27, 39, 53, 117, 159, 351, 477, 689, 997, 1431, 2067, 2991, 6201, 8973, 12961, 18603, 26919, 38883, 52841, 116649, 158523, 349947, 475569, 686933, 1426707, 2060799, 6182397, 18547191]

約数ペア:

[(1, 18547191), (3, 6182397), (9, 2060799), (13, 1426707), (27, 686933), (39, 475569), (53, 349947), (117, 158523), (159, 116649), (351, 52841), (477, 38883), (689, 26919), (997, 18603), (1431, 12961), (2067, 8973), (2991, 6201)]