18815664

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1931}}^1$

素因数の和:1978

約数の個数: 80

約数和(自身を含む): 57496320

約数和(自身を除く): 38680656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 42, 48, 56, 58, 84, 87, 112, 116, 168, 174, 203, 232, 336, 348, 406, 464, 609, 696, 812, 1218, 1392, 1624, 1931, 2436, 3248, 3862, 4872, 5793, 7724, 9744, 11586, 13517, 15448, 23172, 27034, 30896, 40551, 46344, 54068, 55999, 81102, 92688, 108136, 111998, 162204, 167997, 216272, 223996, 324408, 335994, 391993, 447992, 648816, 671988, 783986, 895984, 1175979, 1343976, 1567972, 2351958, 2687952, 3135944, 4703916, 6271888, 9407832, 18815664]

約数ペア:

[(1, 18815664), (2, 9407832), (3, 6271888), (4, 4703916), (6, 3135944), (7, 2687952), (8, 2351958), (12, 1567972), (14, 1343976), (16, 1175979), (21, 895984), (24, 783986), (28, 671988), (29, 648816), (42, 447992), (48, 391993), (56, 335994), (58, 324408), (84, 223996), (87, 216272), (112, 167997), (116, 162204), (168, 111998), (174, 108136), (203, 92688), (232, 81102), (336, 55999), (348, 54068), (406, 46344), (464, 40551), (609, 30896), (696, 27034), (812, 23172), (1218, 15448), (1392, 13517), (1624, 11586), (1931, 9744), (2436, 7724), (3248, 5793), (3862, 4872)]