16855291288

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{241}}^1\times {\mathrm{72251}}^1$

素因数の和:72520

約数の個数: 48

約数和(自身を含む): 34882543080

約数和(自身を除く): 18027251792

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 241, 242, 482, 484, 964, 968, 1928, 2651, 5302, 10604, 21208, 29161, 58322, 72251, 116644, 144502, 233288, 289004, 578008, 794761, 1589522, 3179044, 6358088, 8742371, 17412491, 17484742, 34824982, 34969484, 69649964, 69938968, 139299928, 191537401, 383074802, 766149604, 1532299208, 2106911411, 4213822822, 8427645644, 16855291288]

約数ペア:

[(1, 16855291288), (2, 8427645644), (4, 4213822822), (8, 2106911411), (11, 1532299208), (22, 766149604), (44, 383074802), (88, 191537401), (121, 139299928), (241, 69938968), (242, 69649964), (482, 34969484), (484, 34824982), (964, 17484742), (968, 17412491), (1928, 8742371), (2651, 6358088), (5302, 3179044), (10604, 1589522), (21208, 794761), (29161, 578008), (58322, 289004), (72251, 233288), (116644, 144502)]