20090763

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 36930816

約数和(自身を除く): 16840053

約数列:

[1, 3, 7, 9, 11, 21, 33, 53, 63, 77, 99, 159, 231, 371, 477, 547, 583, 693, 1113, 1641, 1749, 3339, 3829, 4081, 4923, 5247, 6017, 11487, 12243, 18051, 28991, 34461, 36729, 42119, 54153, 86973, 126357, 202937, 260919, 318901, 379071, 608811, 956703, 1826433, 2232307, 2870109, 6696921, 20090763]

約数ペア:

[(1, 20090763), (3, 6696921), (7, 2870109), (9, 2232307), (11, 1826433), (21, 956703), (33, 608811), (53, 379071), (63, 318901), (77, 260919), (99, 202937), (159, 126357), (231, 86973), (371, 54153), (477, 42119), (547, 36729), (583, 34461), (693, 28991), (1113, 18051), (1641, 12243), (1749, 11487), (3339, 6017), (3829, 5247), (4081, 4923)]