18540804958

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{346337}}^1$

素因数の和:346452

約数の個数: 32

約数和(自身を含む): 31419783360

約数和(自身を除く): 12878978402

約数列:

[1, 2, 13, 26, 29, 58, 71, 142, 377, 754, 923, 1846, 2059, 4118, 26767, 53534, 346337, 692674, 4502381, 9004762, 10043773, 20087546, 24589927, 49179854, 130569049, 261138098, 319669051, 639338102, 713107883, 1426215766, 9270402479, 18540804958]

約数ペア:

[(1, 18540804958), (2, 9270402479), (13, 1426215766), (26, 713107883), (29, 639338102), (58, 319669051), (71, 261138098), (142, 130569049), (377, 49179854), (754, 24589927), (923, 20087546), (1846, 10043773), (2059, 9004762), (4118, 4502381), (26767, 692674), (53534, 346337)]