19661090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1171}}^1$

素因数の和:1274

約数の個数: 32

約数和(自身を含む): 37466496

約数和(自身を除く): 17805406

約数列:

[1, 2, 5, 10, 23, 46, 73, 115, 146, 230, 365, 730, 1171, 1679, 2342, 3358, 5855, 8395, 11710, 16790, 26933, 53866, 85483, 134665, 170966, 269330, 427415, 854830, 1966109, 3932218, 9830545, 19661090]

約数ペア:

[(1, 19661090), (2, 9830545), (5, 3932218), (10, 1966109), (23, 854830), (46, 427415), (73, 269330), (115, 170966), (146, 134665), (230, 85483), (365, 53866), (730, 26933), (1171, 16790), (1679, 11710), (2342, 8395), (3358, 5855)]