20016711

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 34524672

約数和(自身を除く): 14507961

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 103, 117, 143, 151, 309, 429, 453, 927, 1133, 1287, 1339, 1359, 1661, 1963, 3399, 4017, 4983, 5889, 10197, 12051, 14729, 14949, 15553, 17667, 21593, 44187, 46659, 64779, 132561, 139977, 171083, 194337, 202189, 513249, 606567, 1539747, 1819701, 2224079, 6672237, 20016711]

約数ペア:

[(1, 20016711), (3, 6672237), (9, 2224079), (11, 1819701), (13, 1539747), (33, 606567), (39, 513249), (99, 202189), (103, 194337), (117, 171083), (143, 139977), (151, 132561), (309, 64779), (429, 46659), (453, 44187), (927, 21593), (1133, 17667), (1287, 15553), (1339, 14949), (1359, 14729), (1661, 12051), (1963, 10197), (3399, 5889), (4017, 4983)]