18236960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:898

約数の個数: 96

約数和(自身を含む): 51891840

約数和(自身を除く): 33654880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 857, 1064, 1120, 1330, 1520, 1714, 2128, 2660, 3040, 3428, 4256, 4285, 5320, 5999, 6856, 8570, 10640, 11998, 13712, 16283, 17140, 21280, 23996, 27424, 29995, 32566, 34280, 47992, 59990, 65132, 68560, 81415, 95984, 113981, 119980, 130264, 137120, 162830, 191968, 227962, 239960, 260528, 325660, 455924, 479920, 521056, 569905, 651320, 911848, 959840, 1139810, 1302640, 1823696, 2279620, 2605280, 3647392, 4559240, 9118480, 18236960]

約数ペア:

[(1, 18236960), (2, 9118480), (4, 4559240), (5, 3647392), (7, 2605280), (8, 2279620), (10, 1823696), (14, 1302640), (16, 1139810), (19, 959840), (20, 911848), (28, 651320), (32, 569905), (35, 521056), (38, 479920), (40, 455924), (56, 325660), (70, 260528), (76, 239960), (80, 227962), (95, 191968), (112, 162830), (133, 137120), (140, 130264), (152, 119980), (160, 113981), (190, 95984), (224, 81415), (266, 68560), (280, 65132), (304, 59990), (380, 47992), (532, 34280), (560, 32566), (608, 29995), (665, 27424), (760, 23996), (857, 21280), (1064, 17140), (1120, 16283), (1330, 13712), (1520, 11998), (1714, 10640), (2128, 8570), (2660, 6856), (3040, 5999), (3428, 5320), (4256, 4285)]