418156768

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{9803}}^1$

素因数の和:9887

約数の個数: 48

約数和(自身を含む): 869654016

約数和(自身を除く): 451497248

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 86, 124, 172, 248, 344, 496, 688, 992, 1333, 1376, 2666, 5332, 9803, 10664, 19606, 21328, 39212, 42656, 78424, 156848, 303893, 313696, 421529, 607786, 843058, 1215572, 1686116, 2431144, 3372232, 4862288, 6744464, 9724576, 13067399, 13488928, 26134798, 52269596, 104539192, 209078384, 418156768]

約数ペア:

[(1, 418156768), (2, 209078384), (4, 104539192), (8, 52269596), (16, 26134798), (31, 13488928), (32, 13067399), (43, 9724576), (62, 6744464), (86, 4862288), (124, 3372232), (172, 2431144), (248, 1686116), (344, 1215572), (496, 843058), (688, 607786), (992, 421529), (1333, 313696), (1376, 303893), (2666, 156848), (5332, 78424), (9803, 42656), (10664, 39212), (19606, 21328)]