17991361284

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{666643}}^1$

素因数の和:666836

約数の個数: 48

約数和(自身を含む): 45470453952

約数和(自身を除く): 27479092668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 173, 346, 519, 692, 1038, 2076, 2249, 4498, 6747, 8996, 13494, 26988, 666643, 1333286, 1999929, 2666572, 3999858, 7999716, 8666359, 17332718, 25999077, 34665436, 51998154, 103996308, 115329239, 230658478, 345987717, 461316956, 691975434, 1383950868, 1499280107, 2998560214, 4497840321, 5997120428, 8995680642, 17991361284]

約数ペア:

[(1, 17991361284), (2, 8995680642), (3, 5997120428), (4, 4497840321), (6, 2998560214), (12, 1499280107), (13, 1383950868), (26, 691975434), (39, 461316956), (52, 345987717), (78, 230658478), (156, 115329239), (173, 103996308), (346, 51998154), (519, 34665436), (692, 25999077), (1038, 17332718), (2076, 8666359), (2249, 7999716), (4498, 3999858), (6747, 2666572), (8996, 1999929), (13494, 1333286), (26988, 666643)]