18672780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1933}}^1$

素因数の和:1975

約数の個数: 96

約数和(自身を含む): 62383104

約数和(自身を除く): 43710324

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, 1932, 1933, 2415, 3220, 3866, 4830, 5799, 7732, 9660, 9665, 11598, 13531, 19330, 23196, 27062, 28995, 38660, 40593, 44459, 54124, 57990, 67655, 81186, 88918, 115980, 133377, 135310, 162372, 177836, 202965, 222295, 266754, 270620, 311213, 405930, 444590, 533508, 622426, 666885, 811860, 889180, 933639, 1244852, 1333770, 1556065, 1867278, 2667540, 3112130, 3734556, 4668195, 6224260, 9336390, 18672780]

約数ペア:

[(1, 18672780), (2, 9336390), (3, 6224260), (4, 4668195), (5, 3734556), (6, 3112130), (7, 2667540), (10, 1867278), (12, 1556065), (14, 1333770), (15, 1244852), (20, 933639), (21, 889180), (23, 811860), (28, 666885), (30, 622426), (35, 533508), (42, 444590), (46, 405930), (60, 311213), (69, 270620), (70, 266754), (84, 222295), (92, 202965), (105, 177836), (115, 162372), (138, 135310), (140, 133377), (161, 115980), (210, 88918), (230, 81186), (276, 67655), (322, 57990), (345, 54124), (420, 44459), (460, 40593), (483, 38660), (644, 28995), (690, 27062), (805, 23196), (966, 19330), (1380, 13531), (1610, 11598), (1932, 9665), (1933, 9660), (2415, 7732), (3220, 5799), (3866, 4830)]