20187130172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{6863}}^1\times {\mathrm{66851}}^1$

素因数の和:73729

約数の個数: 24

約数和(自身を含む): 38545258752

約数和(自身を除く): 18358128580

約数列:

[1, 2, 4, 11, 22, 44, 6863, 13726, 27452, 66851, 75493, 133702, 150986, 267404, 301972, 735361, 1470722, 2941444, 458798413, 917596826, 1835193652, 5046782543, 10093565086, 20187130172]

約数ペア:

[(1, 20187130172), (2, 10093565086), (4, 5046782543), (11, 1835193652), (22, 917596826), (44, 458798413), (6863, 2941444), (13726, 1470722), (27452, 735361), (66851, 301972), (75493, 267404), (133702, 150986)]