1818118910

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{8467}}^1$

素因数の和:8780

約数の個数: 32

約数和(自身を含む): 3319794720

約数和(自身を除く): 1501675810

約数列:

[1, 2, 5, 10, 109, 197, 218, 394, 545, 985, 1090, 1970, 8467, 16934, 21473, 42335, 42946, 84670, 107365, 214730, 922903, 1667999, 1845806, 3335998, 4614515, 8339995, 9229030, 16679990, 181811891, 363623782, 909059455, 1818118910]

約数ペア:

[(1, 1818118910), (2, 909059455), (5, 363623782), (10, 181811891), (109, 16679990), (197, 9229030), (218, 8339995), (394, 4614515), (545, 3335998), (985, 1845806), (1090, 1667999), (1970, 922903), (8467, 214730), (16934, 107365), (21473, 84670), (42335, 42946)]