1819981490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{27961}}^1$

素因数の和:28274

約数の個数: 32

約数和(自身を含む): 3430601856

約数和(自身を除く): 1610620366

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 283, 566, 1415, 2830, 6509, 13018, 27961, 32545, 55922, 65090, 139805, 279610, 643103, 1286206, 3215515, 6431030, 7912963, 15825926, 39564815, 79129630, 181998149, 363996298, 909990745, 1819981490]

約数ペア:

[(1, 1819981490), (2, 909990745), (5, 363996298), (10, 181998149), (23, 79129630), (46, 39564815), (115, 15825926), (230, 7912963), (283, 6431030), (566, 3215515), (1415, 1286206), (2830, 643103), (6509, 279610), (13018, 139805), (27961, 65090), (32545, 55922)]