20235824

素因数分解:

$2^4\times 7^2\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:562

約数の個数: 60

約数和(自身を含む): 46563984

約数和(自身を除く): 26328160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 53, 56, 98, 106, 112, 196, 212, 371, 392, 424, 487, 742, 784, 848, 974, 1484, 1948, 2597, 2968, 3409, 3896, 5194, 5936, 6818, 7792, 10388, 13636, 20776, 23863, 25811, 27272, 41552, 47726, 51622, 54544, 95452, 103244, 180677, 190904, 206488, 361354, 381808, 412976, 722708, 1264739, 1445416, 2529478, 2890832, 5058956, 10117912, 20235824]

約数ペア:

[(1, 20235824), (2, 10117912), (4, 5058956), (7, 2890832), (8, 2529478), (14, 1445416), (16, 1264739), (28, 722708), (49, 412976), (53, 381808), (56, 361354), (98, 206488), (106, 190904), (112, 180677), (196, 103244), (212, 95452), (371, 54544), (392, 51622), (424, 47726), (487, 41552), (742, 27272), (784, 25811), (848, 23863), (974, 20776), (1484, 13636), (1948, 10388), (2597, 7792), (2968, 6818), (3409, 5936), (3896, 5194)]