20955506

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{6661}}^1$

素因数の和:6698

約数の個数: 24

約数和(自身を含む): 37213932

約数和(自身を除く): 16258426

約数列:

[1, 2, 11, 13, 22, 26, 121, 143, 242, 286, 1573, 3146, 6661, 13322, 73271, 86593, 146542, 173186, 805981, 952523, 1611962, 1905046, 10477753, 20955506]

約数ペア:

[(1, 20955506), (2, 10477753), (11, 1905046), (13, 1611962), (22, 952523), (26, 805981), (121, 173186), (143, 146542), (242, 86593), (286, 73271), (1573, 13322), (3146, 6661)]