19874548881

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{1249}}^1\times {\mathrm{5953}}^1$

素因数の和:7228

約数の個数: 48

約数和(自身を含む): 32508840000

約数和(自身を除く): 12634291119

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 1249, 2673, 3747, 5953, 11241, 13739, 17859, 33723, 41217, 53577, 65483, 101169, 123651, 160731, 196449, 303507, 370953, 482193, 589347, 1112859, 1446579, 1768041, 3338577, 5304123, 7435297, 15912369, 22305891, 66917673, 81788267, 200753019, 245364801, 602259057, 736094403, 1806777171, 2208283209, 6624849627, 19874548881]

約数ペア:

[(1, 19874548881), (3, 6624849627), (9, 2208283209), (11, 1806777171), (27, 736094403), (33, 602259057), (81, 245364801), (99, 200753019), (243, 81788267), (297, 66917673), (891, 22305891), (1249, 15912369), (2673, 7435297), (3747, 5304123), (5953, 3338577), (11241, 1768041), (13739, 1446579), (17859, 1112859), (33723, 589347), (41217, 482193), (53577, 370953), (65483, 303507), (101169, 196449), (123651, 160731)]