19547073

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{823}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 35992320

約数和(自身を除く): 16445247

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 63, 87, 91, 117, 203, 261, 273, 377, 609, 819, 823, 1131, 1827, 2469, 2639, 3393, 5761, 7407, 7917, 10699, 17283, 23751, 23867, 32097, 51849, 71601, 74893, 96291, 167069, 214803, 224679, 310271, 501207, 674037, 930813, 1503621, 2171897, 2792439, 6515691, 19547073]

約数ペア:

[(1, 19547073), (3, 6515691), (7, 2792439), (9, 2171897), (13, 1503621), (21, 930813), (29, 674037), (39, 501207), (63, 310271), (87, 224679), (91, 214803), (117, 167069), (203, 96291), (261, 74893), (273, 71601), (377, 51849), (609, 32097), (819, 23867), (823, 23751), (1131, 17283), (1827, 10699), (2469, 7917), (2639, 7407), (3393, 5761)]