19702272

素因数分解:

$2^9\times 3^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 80

約数和(自身を含む): 53425152

約数和(自身を除く): 33722880

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 101, 127, 128, 192, 202, 254, 256, 303, 381, 384, 404, 508, 512, 606, 762, 768, 808, 1016, 1212, 1524, 1536, 1616, 2032, 2424, 3048, 3232, 4064, 4848, 6096, 6464, 8128, 9696, 12192, 12827, 12928, 16256, 19392, 24384, 25654, 25856, 32512, 38481, 38784, 48768, 51308, 51712, 65024, 76962, 77568, 97536, 102616, 153924, 155136, 195072, 205232, 307848, 410464, 615696, 820928, 1231392, 1641856, 2462784, 3283712, 4925568, 6567424, 9851136, 19702272]

約数ペア:

[(1, 19702272), (2, 9851136), (3, 6567424), (4, 4925568), (6, 3283712), (8, 2462784), (12, 1641856), (16, 1231392), (24, 820928), (32, 615696), (48, 410464), (64, 307848), (96, 205232), (101, 195072), (127, 155136), (128, 153924), (192, 102616), (202, 97536), (254, 77568), (256, 76962), (303, 65024), (381, 51712), (384, 51308), (404, 48768), (508, 38784), (512, 38481), (606, 32512), (762, 25856), (768, 25654), (808, 24384), (1016, 19392), (1212, 16256), (1524, 12928), (1536, 12827), (1616, 12192), (2032, 9696), (2424, 8128), (3048, 6464), (3232, 6096), (4064, 4848)]