1639776736

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{8779}}^1$

素因数の和:9251

約数の個数: 48

約数和(自身を含む): 3484782000

約数和(自身を除く): 1845005264

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 449, 898, 1796, 3592, 5837, 7184, 8779, 11674, 14368, 17558, 23348, 35116, 46696, 70232, 93392, 114127, 140464, 186784, 228254, 280928, 456508, 913016, 1826032, 3652064, 3941771, 7883542, 15767084, 31534168, 51243023, 63068336, 102486046, 126136672, 204972092, 409944184, 819888368, 1639776736]

約数ペア:

[(1, 1639776736), (2, 819888368), (4, 409944184), (8, 204972092), (13, 126136672), (16, 102486046), (26, 63068336), (32, 51243023), (52, 31534168), (104, 15767084), (208, 7883542), (416, 3941771), (449, 3652064), (898, 1826032), (1796, 913016), (3592, 456508), (5837, 280928), (7184, 228254), (8779, 186784), (11674, 140464), (14368, 114127), (17558, 93392), (23348, 70232), (35116, 46696)]