20681047298

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{3911}}^1$

素因数の和:4163

約数の個数: 64

約数和(自身を含む): 35286865920

約数和(自身を除く): 14605818622

約数列:

[1, 2, 17, 29, 31, 34, 58, 62, 173, 346, 493, 527, 899, 986, 1054, 1798, 2941, 3911, 5017, 5363, 5882, 7822, 10034, 10726, 15283, 30566, 66487, 85289, 91171, 113419, 121241, 132974, 155527, 170578, 182342, 226838, 242482, 311054, 676603, 1353206, 1928123, 2061097, 2643959, 3515989, 3856246, 4122194, 5287918, 7031978, 11502251, 19621487, 20974693, 23004502, 39242974, 41949386, 59771813, 119543626, 333565279, 356569781, 608266097, 667130558, 713139562, 1216532194, 10340523649, 20681047298]

約数ペア:

[(1, 20681047298), (2, 10340523649), (17, 1216532194), (29, 713139562), (31, 667130558), (34, 608266097), (58, 356569781), (62, 333565279), (173, 119543626), (346, 59771813), (493, 41949386), (527, 39242974), (899, 23004502), (986, 20974693), (1054, 19621487), (1798, 11502251), (2941, 7031978), (3911, 5287918), (5017, 4122194), (5363, 3856246), (5882, 3515989), (7822, 2643959), (10034, 2061097), (10726, 1928123), (15283, 1353206), (30566, 676603), (66487, 311054), (85289, 242482), (91171, 226838), (113419, 182342), (121241, 170578), (132974, 155527)]