18073860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1871}}^1$

素因数の和:1913

約数の個数: 96

約数和(自身を含む): 60383232

約数和(自身を除く): 42309372

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1871, 1932, 2415, 3220, 3742, 4830, 5613, 7484, 9355, 9660, 11226, 13097, 18710, 22452, 26194, 28065, 37420, 39291, 43033, 52388, 56130, 65485, 78582, 86066, 112260, 129099, 130970, 157164, 172132, 196455, 215165, 258198, 261940, 301231, 392910, 430330, 516396, 602462, 645495, 785820, 860660, 903693, 1204924, 1290990, 1506155, 1807386, 2581980, 3012310, 3614772, 4518465, 6024620, 9036930, 18073860]

約数ペア:

[(1, 18073860), (2, 9036930), (3, 6024620), (4, 4518465), (5, 3614772), (6, 3012310), (7, 2581980), (10, 1807386), (12, 1506155), (14, 1290990), (15, 1204924), (20, 903693), (21, 860660), (23, 785820), (28, 645495), (30, 602462), (35, 516396), (42, 430330), (46, 392910), (60, 301231), (69, 261940), (70, 258198), (84, 215165), (92, 196455), (105, 172132), (115, 157164), (138, 130970), (140, 129099), (161, 112260), (210, 86066), (230, 78582), (276, 65485), (322, 56130), (345, 52388), (420, 43033), (460, 39291), (483, 37420), (644, 28065), (690, 26194), (805, 22452), (966, 18710), (1380, 13097), (1610, 11226), (1871, 9660), (1932, 9355), (2415, 7484), (3220, 5613), (3742, 4830)]