18713874

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{821}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 39061440

約数和(自身を除く): 20347566

約数列:

[1, 2, 3, 6, 29, 58, 87, 131, 174, 262, 393, 786, 821, 1642, 2463, 3799, 4926, 7598, 11397, 22794, 23809, 47618, 71427, 107551, 142854, 215102, 322653, 645306, 3118979, 6237958, 9356937, 18713874]

約数ペア:

[(1, 18713874), (2, 9356937), (3, 6237958), (6, 3118979), (29, 645306), (58, 322653), (87, 215102), (131, 142854), (174, 107551), (262, 71427), (393, 47618), (786, 23809), (821, 22794), (1642, 11397), (2463, 7598), (3799, 4926)]