20161116752

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9474209}}^1$

素因数の和:9474243

約数の個数: 40

約数和(自身を含む): 46992081600

約数和(自身を除く): 26830964848

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 9474209, 18948418, 37896836, 66319463, 75793672, 132638926, 151587344, 180009971, 265277852, 360019942, 530555704, 720039884, 1061111408, 1260069797, 1440079768, 2520139594, 2880159536, 5040279188, 10080558376, 20161116752]

約数ペア:

[(1, 20161116752), (2, 10080558376), (4, 5040279188), (7, 2880159536), (8, 2520139594), (14, 1440079768), (16, 1260069797), (19, 1061111408), (28, 720039884), (38, 530555704), (56, 360019942), (76, 265277852), (112, 180009971), (133, 151587344), (152, 132638926), (266, 75793672), (304, 66319463), (532, 37896836), (1064, 18948418), (2128, 9474209)]