20472608

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1697}}^1$

素因数の和:1749

約数の個数: 48

約数和(自身を含む): 44929080

約数和(自身を除く): 24456472

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 104, 116, 208, 232, 377, 416, 464, 754, 928, 1508, 1697, 3016, 3394, 6032, 6788, 12064, 13576, 22061, 27152, 44122, 49213, 54304, 88244, 98426, 176488, 196852, 352976, 393704, 639769, 705952, 787408, 1279538, 1574816, 2559076, 5118152, 10236304, 20472608]

約数ペア:

[(1, 20472608), (2, 10236304), (4, 5118152), (8, 2559076), (13, 1574816), (16, 1279538), (26, 787408), (29, 705952), (32, 639769), (52, 393704), (58, 352976), (104, 196852), (116, 176488), (208, 98426), (232, 88244), (377, 54304), (416, 49213), (464, 44122), (754, 27152), (928, 22061), (1508, 13576), (1697, 12064), (3016, 6788), (3394, 6032)]