20199446019

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{839}}^1\times {\mathrm{2969}}^1$

素因数の和:3884

約数の個数: 48

約数和(自身を含む): 31524292800

約数和(自身を除く): 11324846781

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 839, 901, 2517, 2703, 2969, 7551, 8109, 8907, 14263, 26721, 42789, 44467, 50473, 128367, 133401, 151419, 157357, 400203, 454257, 472071, 755939, 1416213, 2267817, 2490991, 2675069, 6803451, 7472973, 8025207, 22418919, 24075621, 42346847, 127040541, 132022523, 381121623, 396067569, 1188202707, 2244382891, 6733148673, 20199446019]

約数ペア:

[(1, 20199446019), (3, 6733148673), (9, 2244382891), (17, 1188202707), (51, 396067569), (53, 381121623), (153, 132022523), (159, 127040541), (477, 42346847), (839, 24075621), (901, 22418919), (2517, 8025207), (2703, 7472973), (2969, 6803451), (7551, 2675069), (8109, 2490991), (8907, 2267817), (14263, 1416213), (26721, 755939), (42789, 472071), (44467, 454257), (50473, 400203), (128367, 157357), (133401, 151419)]