20112978248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{1873}}^1\times {\mathrm{122027}}^1$

素因数の和:123917

約数の個数: 32

約数和(自身を含む): 41162484960

約数和(自身を除く): 21049506712

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 1873, 3746, 7492, 14984, 20603, 41206, 82412, 122027, 164824, 244054, 488108, 976216, 1342297, 2684594, 5369188, 10738376, 228556571, 457113142, 914226284, 1828452568, 2514122281, 5028244562, 10056489124, 20112978248]

約数ペア:

[(1, 20112978248), (2, 10056489124), (4, 5028244562), (8, 2514122281), (11, 1828452568), (22, 914226284), (44, 457113142), (88, 228556571), (1873, 10738376), (3746, 5369188), (7492, 2684594), (14984, 1342297), (20603, 976216), (41206, 488108), (82412, 244054), (122027, 164824)]