18197447888

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{129641}}^1$

素因数の和:129963

約数の個数: 40

約数和(自身を含む): 36523781376

約数和(自身を除く): 18326333488

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 283, 496, 566, 1132, 2264, 4528, 8773, 17546, 35092, 70184, 129641, 140368, 259282, 518564, 1037128, 2074256, 4018871, 8037742, 16075484, 32150968, 36688403, 64301936, 73376806, 146753612, 293507224, 587014448, 1137340493, 2274680986, 4549361972, 9098723944, 18197447888]

約数ペア:

[(1, 18197447888), (2, 9098723944), (4, 4549361972), (8, 2274680986), (16, 1137340493), (31, 587014448), (62, 293507224), (124, 146753612), (248, 73376806), (283, 64301936), (496, 36688403), (566, 32150968), (1132, 16075484), (2264, 8037742), (4528, 4018871), (8773, 2074256), (17546, 1037128), (35092, 518564), (70184, 259282), (129641, 140368)]