18553206

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{11939}}^1$

素因数の和:11988

約数の個数: 32

約数和(自身を含む): 43557120

約数和(自身を除く): 25003914

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 11939, 23878, 35817, 71634, 83573, 167146, 250719, 441743, 501438, 883486, 1325229, 2650458, 3092201, 6184402, 9276603, 18553206]

約数ペア:

[(1, 18553206), (2, 9276603), (3, 6184402), (6, 3092201), (7, 2650458), (14, 1325229), (21, 883486), (37, 501438), (42, 441743), (74, 250719), (111, 167146), (222, 83573), (259, 71634), (518, 35817), (777, 23878), (1554, 11939)]