20212088

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1783}}^1$

素因数の和:1911

約数の個数: 32

約数和(自身を含む): 41210400

約数和(自身を除く): 20998312

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 218, 436, 872, 1417, 1783, 2834, 3566, 5668, 7132, 11336, 14264, 23179, 46358, 92716, 185432, 194347, 388694, 777388, 1554776, 2526511, 5053022, 10106044, 20212088]

約数ペア:

[(1, 20212088), (2, 10106044), (4, 5053022), (8, 2526511), (13, 1554776), (26, 777388), (52, 388694), (104, 194347), (109, 185432), (218, 92716), (436, 46358), (872, 23179), (1417, 14264), (1783, 11336), (2834, 7132), (3566, 5668)]