331639204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{20507}}^1$

素因数の和:20835

約数の個数: 24

約数和(自身を含む): 627052608

約数和(自身を除く): 295413404

約数列:

[1, 2, 4, 13, 26, 52, 311, 622, 1244, 4043, 8086, 16172, 20507, 41014, 82028, 266591, 533182, 1066364, 6377677, 12755354, 25510708, 82909801, 165819602, 331639204]

約数ペア:

[(1, 331639204), (2, 165819602), (4, 82909801), (13, 25510708), (26, 12755354), (52, 6377677), (311, 1066364), (622, 533182), (1244, 266591), (4043, 82028), (8086, 41014), (16172, 20507)]