18558082017

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{375799}}^1$

素因数の和:375898

約数の個数: 32

約数和(自身を含む): 28861440000

約数和(自身を除く): 10303357983

約数列:

[1, 3, 9, 27, 31, 59, 93, 177, 279, 531, 837, 1593, 1829, 5487, 16461, 49383, 375799, 1127397, 3382191, 10146573, 11649769, 22172141, 34949307, 66516423, 104847921, 199549269, 314543763, 598647807, 687336371, 2062009113, 6186027339, 18558082017]

約数ペア:

[(1, 18558082017), (3, 6186027339), (9, 2062009113), (27, 687336371), (31, 598647807), (59, 314543763), (93, 199549269), (177, 104847921), (279, 66516423), (531, 34949307), (837, 22172141), (1593, 11649769), (1829, 10146573), (5487, 3382191), (16461, 1127397), (49383, 375799)]