20112915063

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{461}}^1$

素因数の和:808

約数の個数: 64

約数和(自身を含む): 29460372480

約数和(自身を除く): 9347457417

約数列:

[1, 3, 19, 37, 57, 111, 137, 151, 411, 453, 461, 703, 1383, 2109, 2603, 2869, 5069, 5587, 7809, 8607, 8759, 15207, 16761, 17057, 20687, 26277, 51171, 62061, 63157, 69611, 96311, 106153, 189471, 208833, 288933, 318459, 324083, 393053, 765419, 972249, 1179159, 1199983, 1322609, 2296257, 2336809, 2575607, 3599949, 3967827, 7010427, 7726821, 9536707, 14542961, 28610121, 43628883, 44399371, 48936533, 133198113, 146809599, 181197433, 352858159, 543592299, 1058574477, 6704305021, 20112915063]

約数ペア:

[(1, 20112915063), (3, 6704305021), (19, 1058574477), (37, 543592299), (57, 352858159), (111, 181197433), (137, 146809599), (151, 133198113), (411, 48936533), (453, 44399371), (461, 43628883), (703, 28610121), (1383, 14542961), (2109, 9536707), (2603, 7726821), (2869, 7010427), (5069, 3967827), (5587, 3599949), (7809, 2575607), (8607, 2336809), (8759, 2296257), (15207, 1322609), (16761, 1199983), (17057, 1179159), (20687, 972249), (26277, 765419), (51171, 393053), (62061, 324083), (63157, 318459), (69611, 288933), (96311, 208833), (106153, 189471)]