18541488

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 55274240

約数和(自身を除く): 36732752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 139, 168, 278, 336, 397, 417, 556, 794, 834, 973, 1112, 1191, 1588, 1668, 1946, 2224, 2382, 2779, 2919, 3176, 3336, 3892, 4764, 5558, 5838, 6352, 6672, 7784, 8337, 9528, 11116, 11676, 15568, 16674, 19056, 22232, 23352, 33348, 44464, 46704, 55183, 66696, 110366, 133392, 165549, 220732, 331098, 386281, 441464, 662196, 772562, 882928, 1158843, 1324392, 1545124, 2317686, 2648784, 3090248, 4635372, 6180496, 9270744, 18541488]

約数ペア:

[(1, 18541488), (2, 9270744), (3, 6180496), (4, 4635372), (6, 3090248), (7, 2648784), (8, 2317686), (12, 1545124), (14, 1324392), (16, 1158843), (21, 882928), (24, 772562), (28, 662196), (42, 441464), (48, 386281), (56, 331098), (84, 220732), (112, 165549), (139, 133392), (168, 110366), (278, 66696), (336, 55183), (397, 46704), (417, 44464), (556, 33348), (794, 23352), (834, 22232), (973, 19056), (1112, 16674), (1191, 15568), (1588, 11676), (1668, 11116), (1946, 9528), (2224, 8337), (2382, 7784), (2779, 6672), (2919, 6352), (3176, 5838), (3336, 5558), (3892, 4764)]