491134268

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{953}}^1\times {\mathrm{6781}}^1$

素因数の和:7757

約数の個数: 24

約数和(自身を含む): 905803920

約数和(自身を除く): 414669652

約数列:

[1, 2, 4, 19, 38, 76, 953, 1906, 3812, 6781, 13562, 18107, 27124, 36214, 72428, 128839, 257678, 515356, 6462293, 12924586, 25849172, 122783567, 245567134, 491134268]

約数ペア:

[(1, 491134268), (2, 245567134), (4, 122783567), (19, 25849172), (38, 12924586), (76, 6462293), (953, 515356), (1906, 257678), (3812, 128839), (6781, 72428), (13562, 36214), (18107, 27124)]