20598952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1571}}^1$

素因数の和:1737

約数の個数: 32

約数和(自身を含む): 42444000

約数和(自身を除く): 21845048

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 149, 298, 596, 1192, 1571, 1639, 3142, 3278, 6284, 6556, 12568, 13112, 17281, 34562, 69124, 138248, 234079, 468158, 936316, 1872632, 2574869, 5149738, 10299476, 20598952]

約数ペア:

[(1, 20598952), (2, 10299476), (4, 5149738), (8, 2574869), (11, 1872632), (22, 936316), (44, 468158), (88, 234079), (149, 138248), (298, 69124), (596, 34562), (1192, 17281), (1571, 13112), (1639, 12568), (3142, 6556), (3278, 6284)]