19144476

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2153}}^1$

素因数の和:2195

約数の個数: 72

約数和(自身を含む): 54883920

約数和(自身を除く): 35739444

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2153, 2223, 2964, 4306, 4446, 6459, 8612, 8892, 12918, 19377, 25836, 27989, 38754, 40907, 55978, 77508, 81814, 83967, 111956, 122721, 163628, 167934, 245442, 251901, 335868, 368163, 490884, 503802, 531791, 736326, 1007604, 1063582, 1472652, 1595373, 2127164, 3190746, 4786119, 6381492, 9572238, 19144476]

約数ペア:

[(1, 19144476), (2, 9572238), (3, 6381492), (4, 4786119), (6, 3190746), (9, 2127164), (12, 1595373), (13, 1472652), (18, 1063582), (19, 1007604), (26, 736326), (36, 531791), (38, 503802), (39, 490884), (52, 368163), (57, 335868), (76, 251901), (78, 245442), (114, 167934), (117, 163628), (156, 122721), (171, 111956), (228, 83967), (234, 81814), (247, 77508), (342, 55978), (468, 40907), (494, 38754), (684, 27989), (741, 25836), (988, 19377), (1482, 12918), (2153, 8892), (2223, 8612), (2964, 6459), (4306, 4446)]