19402236

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:688

約数の個数: 108

約数和(自身を含む): 60501168

約数和(自身を除く): 41098932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 49, 51, 63, 68, 84, 98, 102, 119, 126, 147, 153, 196, 204, 238, 252, 294, 306, 357, 441, 476, 588, 612, 647, 714, 833, 882, 1071, 1294, 1428, 1666, 1764, 1941, 2142, 2499, 2588, 3332, 3882, 4284, 4529, 4998, 5823, 7497, 7764, 9058, 9996, 10999, 11646, 13587, 14994, 18116, 21998, 23292, 27174, 29988, 31703, 32997, 40761, 43996, 54348, 63406, 65994, 76993, 81522, 95109, 98991, 126812, 131988, 153986, 163044, 190218, 197982, 230979, 285327, 307972, 380436, 395964, 461958, 538951, 570654, 692937, 923916, 1077902, 1141308, 1385874, 1616853, 2155804, 2771748, 3233706, 4850559, 6467412, 9701118, 19402236]

約数ペア:

[(1, 19402236), (2, 9701118), (3, 6467412), (4, 4850559), (6, 3233706), (7, 2771748), (9, 2155804), (12, 1616853), (14, 1385874), (17, 1141308), (18, 1077902), (21, 923916), (28, 692937), (34, 570654), (36, 538951), (42, 461958), (49, 395964), (51, 380436), (63, 307972), (68, 285327), (84, 230979), (98, 197982), (102, 190218), (119, 163044), (126, 153986), (147, 131988), (153, 126812), (196, 98991), (204, 95109), (238, 81522), (252, 76993), (294, 65994), (306, 63406), (357, 54348), (441, 43996), (476, 40761), (588, 32997), (612, 31703), (647, 29988), (714, 27174), (833, 23292), (882, 21998), (1071, 18116), (1294, 14994), (1428, 13587), (1666, 11646), (1764, 10999), (1941, 9996), (2142, 9058), (2499, 7764), (2588, 7497), (3332, 5823), (3882, 4998), (4284, 4529)]