20218942641

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1\times {\mathrm{2347}}^1$

素因数の和:2845

約数の個数: 32

約数和(自身を含む): 27633518080

約数和(自身を除く): 7414575439

約数列:

[1, 3, 73, 139, 219, 283, 417, 849, 2347, 7041, 10147, 20659, 30441, 39337, 61977, 118011, 171331, 326233, 513993, 664201, 978699, 1992603, 2871601, 8614803, 23815009, 48486673, 71445027, 92323939, 145460019, 276971817, 6739647547, 20218942641]

約数ペア:

[(1, 20218942641), (3, 6739647547), (73, 276971817), (139, 145460019), (219, 92323939), (283, 71445027), (417, 48486673), (849, 23815009), (2347, 8614803), (7041, 2871601), (10147, 1992603), (20659, 978699), (30441, 664201), (39337, 513993), (61977, 326233), (118011, 171331)]