20526498

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1277}}^1$

素因数の和:1351

約数の個数: 48

約数和(自身を含む): 47848320

約数和(自身を除く): 27321822

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 47, 57, 94, 114, 141, 171, 282, 342, 423, 846, 893, 1277, 1786, 2554, 2679, 3831, 5358, 7662, 8037, 11493, 16074, 22986, 24263, 48526, 60019, 72789, 120038, 145578, 180057, 218367, 360114, 436734, 540171, 1080342, 1140361, 2280722, 3421083, 6842166, 10263249, 20526498]

約数ペア:

[(1, 20526498), (2, 10263249), (3, 6842166), (6, 3421083), (9, 2280722), (18, 1140361), (19, 1080342), (38, 540171), (47, 436734), (57, 360114), (94, 218367), (114, 180057), (141, 145578), (171, 120038), (282, 72789), (342, 60019), (423, 48526), (846, 24263), (893, 22986), (1277, 16074), (1786, 11493), (2554, 8037), (2679, 7662), (3831, 5358)]