2008208176

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{21503}}^1$

素因数の和:21973

約数の個数: 40

約数和(自身を含む): 4199731200

約数和(自身を除く): 2191523024

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 449, 898, 1796, 3592, 5837, 7184, 11674, 21503, 23348, 43006, 46696, 86012, 93392, 172024, 279539, 344048, 559078, 1118156, 2236312, 4472624, 9654847, 19309694, 38619388, 77238776, 125513011, 154477552, 251026022, 502052044, 1004104088, 2008208176]

約数ペア:

[(1, 2008208176), (2, 1004104088), (4, 502052044), (8, 251026022), (13, 154477552), (16, 125513011), (26, 77238776), (52, 38619388), (104, 19309694), (208, 9654847), (449, 4472624), (898, 2236312), (1796, 1118156), (3592, 559078), (5837, 344048), (7184, 279539), (11674, 172024), (21503, 93392), (23348, 86012), (43006, 46696)]