20187880934

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{5413}}^1\times {\mathrm{143443}}^1$

素因数の和:148871

約数の個数: 16

約数和(自身を含む): 32617444272

約数和(自身を除く): 12429563338

約数列:

[1, 2, 13, 26, 5413, 10826, 70369, 140738, 143443, 286886, 1864759, 3729518, 776456959, 1552913918, 10093940467, 20187880934]

約数ペア:

[(1, 20187880934), (2, 10093940467), (13, 1552913918), (26, 776456959), (5413, 3729518), (10826, 1864759), (70369, 286886), (140738, 143443)]