20965718403

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{33851}}^1$

素因数の和:34009

約数の個数: 64

約数和(自身を含む): 37047628800

約数和(自身を除く): 16081910397

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 113, 189, 203, 261, 339, 609, 783, 791, 1017, 1827, 2373, 3051, 3277, 5481, 7119, 9831, 21357, 22939, 29493, 33851, 68817, 88479, 101553, 206451, 236957, 304659, 619353, 710871, 913977, 981679, 2132613, 2945037, 3825163, 6397839, 6871753, 8835111, 11475489, 20615259, 26505333, 26776141, 34426467, 61845777, 80328423, 103279401, 110929727, 185537331, 240985269, 332789181, 722955807, 776508089, 998367543, 2329524267, 2995102629, 6988572801, 20965718403]

約数ペア:

[(1, 20965718403), (3, 6988572801), (7, 2995102629), (9, 2329524267), (21, 998367543), (27, 776508089), (29, 722955807), (63, 332789181), (87, 240985269), (113, 185537331), (189, 110929727), (203, 103279401), (261, 80328423), (339, 61845777), (609, 34426467), (783, 26776141), (791, 26505333), (1017, 20615259), (1827, 11475489), (2373, 8835111), (3051, 6871753), (3277, 6397839), (5481, 3825163), (7119, 2945037), (9831, 2132613), (21357, 981679), (22939, 913977), (29493, 710871), (33851, 619353), (68817, 304659), (88479, 236957), (101553, 206451)]