18926475648

素因数分解:

$2^7\times 3^1\times {\mathrm{101}}^1\times {\mathrm{487997}}^1$

素因数の和:488115

約数の個数: 64

約数和(自身を含む): 50771311920

約数和(自身を除く): 31844836272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 101, 128, 192, 202, 303, 384, 404, 606, 808, 1212, 1616, 2424, 3232, 4848, 6464, 9696, 12928, 19392, 38784, 487997, 975994, 1463991, 1951988, 2927982, 3903976, 5855964, 7807952, 11711928, 15615904, 23423856, 31231808, 46847712, 49287697, 62463616, 93695424, 98575394, 147863091, 187390848, 197150788, 295726182, 394301576, 591452364, 788603152, 1182904728, 1577206304, 2365809456, 3154412608, 4731618912, 6308825216, 9463237824, 18926475648]

約数ペア:

[(1, 18926475648), (2, 9463237824), (3, 6308825216), (4, 4731618912), (6, 3154412608), (8, 2365809456), (12, 1577206304), (16, 1182904728), (24, 788603152), (32, 591452364), (48, 394301576), (64, 295726182), (96, 197150788), (101, 187390848), (128, 147863091), (192, 98575394), (202, 93695424), (303, 62463616), (384, 49287697), (404, 46847712), (606, 31231808), (808, 23423856), (1212, 15615904), (1616, 11711928), (2424, 7807952), (3232, 5855964), (4848, 3903976), (6464, 2927982), (9696, 1951988), (12928, 1463991), (19392, 975994), (38784, 487997)]