39401212

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{1667}}^1$

素因数の和:2001

約数の個数: 24

約数和(自身を含む): 72858240

約数和(自身を除く): 33457028

約数列:

[1, 2, 4, 19, 38, 76, 311, 622, 1244, 1667, 3334, 5909, 6668, 11818, 23636, 31673, 63346, 126692, 518437, 1036874, 2073748, 9850303, 19700606, 39401212]

約数ペア:

[(1, 39401212), (2, 19700606), (4, 9850303), (19, 2073748), (38, 1036874), (76, 518437), (311, 126692), (622, 63346), (1244, 31673), (1667, 23636), (3334, 11818), (5909, 6668)]