20163604804

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{84991}}^1$

素因数の和:85268

約数の個数: 48

約数和(自身を含む): 41598484480

約数和(自身を除く): 21434879676

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 229, 259, 458, 518, 916, 1036, 1603, 3206, 6412, 8473, 16946, 33892, 59311, 84991, 118622, 169982, 237244, 339964, 594937, 1189874, 2379748, 3144667, 6289334, 12578668, 19462939, 22012669, 38925878, 44025338, 77851756, 88050676, 136240573, 272481146, 544962292, 720128743, 1440257486, 2880514972, 5040901201, 10081802402, 20163604804]

約数ペア:

[(1, 20163604804), (2, 10081802402), (4, 5040901201), (7, 2880514972), (14, 1440257486), (28, 720128743), (37, 544962292), (74, 272481146), (148, 136240573), (229, 88050676), (259, 77851756), (458, 44025338), (518, 38925878), (916, 22012669), (1036, 19462939), (1603, 12578668), (3206, 6289334), (6412, 3144667), (8473, 2379748), (16946, 1189874), (33892, 594937), (59311, 339964), (84991, 237244), (118622, 169982)]