18887808

素因数分解:

$2^7\times 3^1\times {\mathrm{101}}^1\times {\mathrm{487}}^1$

素因数の和:605

約数の個数: 64

約数和(自身を含む): 50771520

約数和(自身を除く): 31883712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 101, 128, 192, 202, 303, 384, 404, 487, 606, 808, 974, 1212, 1461, 1616, 1948, 2424, 2922, 3232, 3896, 4848, 5844, 6464, 7792, 9696, 11688, 12928, 15584, 19392, 23376, 31168, 38784, 46752, 49187, 62336, 93504, 98374, 147561, 187008, 196748, 295122, 393496, 590244, 786992, 1180488, 1573984, 2360976, 3147968, 4721952, 6295936, 9443904, 18887808]

約数ペア:

[(1, 18887808), (2, 9443904), (3, 6295936), (4, 4721952), (6, 3147968), (8, 2360976), (12, 1573984), (16, 1180488), (24, 786992), (32, 590244), (48, 393496), (64, 295122), (96, 196748), (101, 187008), (128, 147561), (192, 98374), (202, 93504), (303, 62336), (384, 49187), (404, 46752), (487, 38784), (606, 31168), (808, 23376), (974, 19392), (1212, 15584), (1461, 12928), (1616, 11688), (1948, 9696), (2424, 7792), (2922, 6464), (3232, 5844), (3896, 4848)]