19992024

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 61663680

約数和(自身を除く): 41671656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 31, 36, 39, 52, 53, 62, 72, 78, 93, 104, 106, 117, 124, 156, 159, 169, 186, 212, 234, 248, 279, 312, 318, 338, 372, 403, 424, 468, 477, 507, 558, 636, 676, 689, 744, 806, 936, 954, 1014, 1116, 1209, 1272, 1352, 1378, 1521, 1612, 1643, 1908, 2028, 2067, 2232, 2418, 2756, 3042, 3224, 3286, 3627, 3816, 4056, 4134, 4836, 4929, 5239, 5512, 6084, 6201, 6572, 7254, 8268, 8957, 9672, 9858, 10478, 12168, 12402, 13144, 14508, 14787, 15717, 16536, 17914, 19716, 20956, 21359, 24804, 26871, 29016, 29574, 31434, 35828, 39432, 41912, 42718, 47151, 49608, 53742, 59148, 62868, 64077, 71656, 80613, 85436, 94302, 107484, 118296, 125736, 128154, 161226, 170872, 188604, 192231, 214968, 256308, 277667, 322452, 377208, 384462, 512616, 555334, 644904, 768924, 833001, 1110668, 1537848, 1666002, 2221336, 2499003, 3332004, 4998006, 6664008, 9996012, 19992024]

約数ペア:

[(1, 19992024), (2, 9996012), (3, 6664008), (4, 4998006), (6, 3332004), (8, 2499003), (9, 2221336), (12, 1666002), (13, 1537848), (18, 1110668), (24, 833001), (26, 768924), (31, 644904), (36, 555334), (39, 512616), (52, 384462), (53, 377208), (62, 322452), (72, 277667), (78, 256308), (93, 214968), (104, 192231), (106, 188604), (117, 170872), (124, 161226), (156, 128154), (159, 125736), (169, 118296), (186, 107484), (212, 94302), (234, 85436), (248, 80613), (279, 71656), (312, 64077), (318, 62868), (338, 59148), (372, 53742), (403, 49608), (424, 47151), (468, 42718), (477, 41912), (507, 39432), (558, 35828), (636, 31434), (676, 29574), (689, 29016), (744, 26871), (806, 24804), (936, 21359), (954, 20956), (1014, 19716), (1116, 17914), (1209, 16536), (1272, 15717), (1352, 14787), (1378, 14508), (1521, 13144), (1612, 12402), (1643, 12168), (1908, 10478), (2028, 9858), (2067, 9672), (2232, 8957), (2418, 8268), (2756, 7254), (3042, 6572), (3224, 6201), (3286, 6084), (3627, 5512), (3816, 5239), (4056, 4929), (4134, 4836)]