20520493648

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1798781}}^1$

素因数の和:1798843

約数の個数: 40

約数和(自身を含む): 42825401856

約数和(自身を除く): 22304908208

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 184, 248, 368, 496, 713, 1426, 2852, 5704, 11408, 1798781, 3597562, 7195124, 14390248, 28780496, 41371963, 55762211, 82743926, 111524422, 165487852, 223048844, 330975704, 446097688, 661951408, 892195376, 1282530853, 2565061706, 5130123412, 10260246824, 20520493648]

約数ペア:

[(1, 20520493648), (2, 10260246824), (4, 5130123412), (8, 2565061706), (16, 1282530853), (23, 892195376), (31, 661951408), (46, 446097688), (62, 330975704), (92, 223048844), (124, 165487852), (184, 111524422), (248, 82743926), (368, 55762211), (496, 41371963), (713, 28780496), (1426, 14390248), (2852, 7195124), (5704, 3597562), (11408, 1798781)]