19385982

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:294

約数の個数: 96

約数和(自身を含む): 53374464

約数和(自身を除く): 33988482

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 71, 77, 99, 126, 142, 154, 197, 198, 213, 231, 394, 426, 462, 497, 591, 639, 693, 781, 994, 1182, 1278, 1379, 1386, 1491, 1562, 1773, 2167, 2343, 2758, 2982, 3546, 4137, 4334, 4473, 4686, 5467, 6501, 7029, 8274, 8946, 10934, 12411, 13002, 13987, 14058, 15169, 16401, 19503, 24822, 27974, 30338, 32802, 39006, 41961, 45507, 49203, 83922, 91014, 97909, 98406, 125883, 136521, 153857, 195818, 251766, 273042, 293727, 307714, 461571, 587454, 881181, 923142, 1076999, 1384713, 1762362, 2153998, 2769426, 3230997, 6461994, 9692991, 19385982]

約数ペア:

[(1, 19385982), (2, 9692991), (3, 6461994), (6, 3230997), (7, 2769426), (9, 2153998), (11, 1762362), (14, 1384713), (18, 1076999), (21, 923142), (22, 881181), (33, 587454), (42, 461571), (63, 307714), (66, 293727), (71, 273042), (77, 251766), (99, 195818), (126, 153857), (142, 136521), (154, 125883), (197, 98406), (198, 97909), (213, 91014), (231, 83922), (394, 49203), (426, 45507), (462, 41961), (497, 39006), (591, 32802), (639, 30338), (693, 27974), (781, 24822), (994, 19503), (1182, 16401), (1278, 15169), (1379, 14058), (1386, 13987), (1491, 13002), (1562, 12411), (1773, 10934), (2167, 8946), (2343, 8274), (2758, 7029), (2982, 6501), (3546, 5467), (4137, 4686), (4334, 4473)]