20800696

素因数分解:

$2^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1129}}^1$

素因数の和:1196

約数の個数: 48

約数和(自身を含む): 46375200

約数和(自身を除く): 25574504

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 94, 98, 188, 196, 329, 376, 392, 658, 1129, 1316, 2258, 2303, 2632, 4516, 4606, 7903, 9032, 9212, 15806, 18424, 31612, 53063, 55321, 63224, 106126, 110642, 212252, 221284, 371441, 424504, 442568, 742882, 1485764, 2600087, 2971528, 5200174, 10400348, 20800696]

約数ペア:

[(1, 20800696), (2, 10400348), (4, 5200174), (7, 2971528), (8, 2600087), (14, 1485764), (28, 742882), (47, 442568), (49, 424504), (56, 371441), (94, 221284), (98, 212252), (188, 110642), (196, 106126), (329, 63224), (376, 55321), (392, 53063), (658, 31612), (1129, 18424), (1316, 15806), (2258, 9212), (2303, 9032), (2632, 7903), (4516, 4606)]