20291282004

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1113193}}^1$

素因数の和:1113245

約数の個数: 72

約数和(自身を含む): 56853043968

約数和(自身を除く): 36561761964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 372, 434, 588, 651, 868, 1302, 1519, 2604, 3038, 4557, 6076, 9114, 18228, 1113193, 2226386, 3339579, 4452772, 6679158, 7792351, 13358316, 15584702, 23377053, 31169404, 34508983, 46754106, 54546457, 69017966, 93508212, 103526949, 109092914, 138035932, 163639371, 207053898, 218185828, 241562881, 327278742, 414107796, 483125762, 654557484, 724688643, 966251524, 1449377286, 1690940167, 2898754572, 3381880334, 5072820501, 6763760668, 10145641002, 20291282004]

約数ペア:

[(1, 20291282004), (2, 10145641002), (3, 6763760668), (4, 5072820501), (6, 3381880334), (7, 2898754572), (12, 1690940167), (14, 1449377286), (21, 966251524), (28, 724688643), (31, 654557484), (42, 483125762), (49, 414107796), (62, 327278742), (84, 241562881), (93, 218185828), (98, 207053898), (124, 163639371), (147, 138035932), (186, 109092914), (196, 103526949), (217, 93508212), (294, 69017966), (372, 54546457), (434, 46754106), (588, 34508983), (651, 31169404), (868, 23377053), (1302, 15584702), (1519, 13358316), (2604, 7792351), (3038, 6679158), (4557, 4452772), (6076, 3339579), (9114, 2226386), (18228, 1113193)]