18986594

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{1171}}^1$

素因数の和:1262

約数の個数: 24

約数和(自身を含む): 31798704

約数和(自身を除く): 12812110

約数列:

[1, 2, 11, 22, 67, 121, 134, 242, 737, 1171, 1474, 2342, 8107, 12881, 16214, 25762, 78457, 141691, 156914, 283382, 863027, 1726054, 9493297, 18986594]

約数ペア:

[(1, 18986594), (2, 9493297), (11, 1726054), (22, 863027), (67, 283382), (121, 156914), (134, 141691), (242, 78457), (737, 25762), (1171, 16214), (1474, 12881), (2342, 8107)]