19819044

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 61501440

約数和(自身を除く): 41682396

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 43, 59, 62, 63, 84, 86, 93, 118, 124, 126, 129, 172, 177, 186, 217, 236, 252, 258, 279, 301, 354, 372, 387, 413, 434, 516, 531, 558, 602, 651, 708, 774, 826, 868, 903, 1062, 1116, 1204, 1239, 1302, 1333, 1548, 1652, 1806, 1829, 1953, 2124, 2478, 2537, 2604, 2666, 2709, 3612, 3658, 3717, 3906, 3999, 4956, 5074, 5332, 5418, 5487, 7316, 7434, 7611, 7812, 7998, 9331, 10148, 10836, 10974, 11997, 12803, 14868, 15222, 15996, 16461, 17759, 18662, 21948, 22833, 23994, 25606, 27993, 30444, 32922, 35518, 37324, 38409, 45666, 47988, 51212, 53277, 55986, 65844, 71036, 76818, 78647, 83979, 91332, 106554, 111972, 115227, 153636, 157294, 159831, 167958, 213108, 230454, 235941, 314588, 319662, 335916, 460908, 471882, 550529, 639324, 707823, 943764, 1101058, 1415646, 1651587, 2202116, 2831292, 3303174, 4954761, 6606348, 9909522, 19819044]

約数ペア:

[(1, 19819044), (2, 9909522), (3, 6606348), (4, 4954761), (6, 3303174), (7, 2831292), (9, 2202116), (12, 1651587), (14, 1415646), (18, 1101058), (21, 943764), (28, 707823), (31, 639324), (36, 550529), (42, 471882), (43, 460908), (59, 335916), (62, 319662), (63, 314588), (84, 235941), (86, 230454), (93, 213108), (118, 167958), (124, 159831), (126, 157294), (129, 153636), (172, 115227), (177, 111972), (186, 106554), (217, 91332), (236, 83979), (252, 78647), (258, 76818), (279, 71036), (301, 65844), (354, 55986), (372, 53277), (387, 51212), (413, 47988), (434, 45666), (516, 38409), (531, 37324), (558, 35518), (602, 32922), (651, 30444), (708, 27993), (774, 25606), (826, 23994), (868, 22833), (903, 21948), (1062, 18662), (1116, 17759), (1204, 16461), (1239, 15996), (1302, 15222), (1333, 14868), (1548, 12803), (1652, 11997), (1806, 10974), (1829, 10836), (1953, 10148), (2124, 9331), (2478, 7998), (2537, 7812), (2604, 7611), (2666, 7434), (2709, 7316), (3612, 5487), (3658, 5418), (3717, 5332), (3906, 5074), (3999, 4956)]