18205484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4649}}^1$

素因数の和:4753

約数の個数: 24

約数和(自身を含む): 35154000

約数和(自身を除く): 16948516

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 4649, 9298, 18596, 51139, 102278, 204556, 413761, 827522, 1655044, 4551371, 9102742, 18205484]

約数ペア:

[(1, 18205484), (2, 9102742), (4, 4551371), (11, 1655044), (22, 827522), (44, 413761), (89, 204556), (178, 102278), (356, 51139), (979, 18596), (1958, 9298), (3916, 4649)]