20419048

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{196337}}^1$

素因数の和:196356

約数の個数: 16

約数和(自身を含む): 41230980

約数和(自身を除く): 20811932

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 196337, 392674, 785348, 1570696, 2552381, 5104762, 10209524, 20419048]

約数ペア:

[(1, 20419048), (2, 10209524), (4, 5104762), (8, 2552381), (13, 1570696), (26, 785348), (52, 392674), (104, 196337)]