18155488

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2297}}^1$

素因数の和:2339

約数の個数: 48

約数和(自身を含む): 40536720

約数和(自身を除く): 22381232

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 2297, 3952, 4594, 7904, 9188, 18376, 29861, 36752, 43643, 59722, 73504, 87286, 119444, 174572, 238888, 349144, 477776, 567359, 698288, 955552, 1134718, 1396576, 2269436, 4538872, 9077744, 18155488]

約数ペア:

[(1, 18155488), (2, 9077744), (4, 4538872), (8, 2269436), (13, 1396576), (16, 1134718), (19, 955552), (26, 698288), (32, 567359), (38, 477776), (52, 349144), (76, 238888), (104, 174572), (152, 119444), (208, 87286), (247, 73504), (304, 59722), (416, 43643), (494, 36752), (608, 29861), (988, 18376), (1976, 9188), (2297, 7904), (3952, 4594)]