1620529736

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{220901}}^1$

素因数の和:221045

約数の個数: 32

約数和(自身を含む): 3499087680

約数和(自身を除く): 1878557944

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 262, 524, 917, 1048, 1834, 3668, 7336, 220901, 441802, 883604, 1546307, 1767208, 3092614, 6185228, 12370456, 28938031, 57876062, 115752124, 202566217, 231504248, 405132434, 810264868, 1620529736]

約数ペア:

[(1, 1620529736), (2, 810264868), (4, 405132434), (7, 231504248), (8, 202566217), (14, 115752124), (28, 57876062), (56, 28938031), (131, 12370456), (262, 6185228), (524, 3092614), (917, 1767208), (1048, 1546307), (1834, 883604), (3668, 441802), (7336, 220901)]