20543446

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 96

約数和(自身を含む): 44323200

約数和(自身を除く): 23779754

約数列:

[1, 2, 7, 11, 14, 17, 19, 22, 34, 38, 49, 59, 77, 98, 118, 119, 133, 154, 187, 209, 238, 266, 323, 374, 413, 418, 539, 646, 649, 826, 833, 931, 1003, 1078, 1121, 1298, 1309, 1463, 1666, 1862, 2006, 2242, 2261, 2618, 2891, 2926, 3553, 4522, 4543, 5782, 7021, 7106, 7847, 9086, 9163, 10241, 11033, 12331, 14042, 15694, 15827, 18326, 19057, 20482, 22066, 24662, 24871, 31654, 31801, 38114, 49147, 49742, 54929, 63602, 77231, 86317, 98294, 109858, 133399, 154462, 172634, 174097, 209627, 266798, 348194, 419254, 540617, 604219, 933793, 1081234, 1208438, 1467389, 1867586, 2934778, 10271723, 20543446]

約数ペア:

[(1, 20543446), (2, 10271723), (7, 2934778), (11, 1867586), (14, 1467389), (17, 1208438), (19, 1081234), (22, 933793), (34, 604219), (38, 540617), (49, 419254), (59, 348194), (77, 266798), (98, 209627), (118, 174097), (119, 172634), (133, 154462), (154, 133399), (187, 109858), (209, 98294), (238, 86317), (266, 77231), (323, 63602), (374, 54929), (413, 49742), (418, 49147), (539, 38114), (646, 31801), (649, 31654), (826, 24871), (833, 24662), (931, 22066), (1003, 20482), (1078, 19057), (1121, 18326), (1298, 15827), (1309, 15694), (1463, 14042), (1666, 12331), (1862, 11033), (2006, 10241), (2242, 9163), (2261, 9086), (2618, 7847), (2891, 7106), (2926, 7021), (3553, 5782), (4522, 4543)]