20452894

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{18973}}^1$

素因数の和:19000

約数の個数: 24

約数和(自身を含む): 38934648

約数和(自身を除く): 18481754

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 18973, 37946, 132811, 208703, 265622, 417406, 929677, 1460921, 1859354, 2921842, 10226447, 20452894]

約数ペア:

[(1, 20452894), (2, 10226447), (7, 2921842), (11, 1859354), (14, 1460921), (22, 929677), (49, 417406), (77, 265622), (98, 208703), (154, 132811), (539, 37946), (1078, 18973)]