2003529008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{310721}}^1$

素因数の和:310773

約数の個数: 40

約数和(自身を含む): 4315307136

約数和(自身を除く): 2311778128

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 310721, 621442, 1242884, 2485768, 4039373, 4971536, 8078746, 9632351, 16157492, 19264702, 32314984, 38529404, 64629968, 77058808, 125220563, 154117616, 250441126, 500882252, 1001764504, 2003529008]

約数ペア:

[(1, 2003529008), (2, 1001764504), (4, 500882252), (8, 250441126), (13, 154117616), (16, 125220563), (26, 77058808), (31, 64629968), (52, 38529404), (62, 32314984), (104, 19264702), (124, 16157492), (208, 9632351), (248, 8078746), (403, 4971536), (496, 4039373), (806, 2485768), (1612, 1242884), (3224, 621442), (6448, 310721)]