18540692

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{863}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 33530112

約数和(自身を除く): 14989420

約数列:

[1, 2, 4, 41, 82, 131, 164, 262, 524, 863, 1726, 3452, 5371, 10742, 21484, 35383, 70766, 113053, 141532, 226106, 452212, 4635173, 9270346, 18540692]

約数ペア:

[(1, 18540692), (2, 9270346), (4, 4635173), (41, 452212), (82, 226106), (131, 141532), (164, 113053), (262, 70766), (524, 35383), (863, 21484), (1726, 10742), (3452, 5371)]