20030994724

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{13997}}^1$

素因数の和:14129

約数の個数: 72

約数和(自身を含む): 39807792360

約数和(自身を除く): 19776797636

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 73, 116, 146, 169, 292, 338, 377, 676, 754, 949, 1508, 1898, 2117, 3796, 4234, 4901, 8468, 9802, 12337, 13997, 19604, 24674, 27521, 27994, 49348, 55042, 55988, 110084, 181961, 357773, 363922, 405913, 715546, 727844, 811826, 1021781, 1431092, 1623652, 2043562, 2365493, 4087124, 4730986, 5276869, 9461972, 10553738, 13283153, 21107476, 26566306, 29631649, 53132612, 59263298, 68599297, 118526596, 137198594, 172680989, 274397188, 345361978, 385211437, 690723956, 770422874, 1540845748, 5007748681, 10015497362, 20030994724]

約数ペア:

[(1, 20030994724), (2, 10015497362), (4, 5007748681), (13, 1540845748), (26, 770422874), (29, 690723956), (52, 385211437), (58, 345361978), (73, 274397188), (116, 172680989), (146, 137198594), (169, 118526596), (292, 68599297), (338, 59263298), (377, 53132612), (676, 29631649), (754, 26566306), (949, 21107476), (1508, 13283153), (1898, 10553738), (2117, 9461972), (3796, 5276869), (4234, 4730986), (4901, 4087124), (8468, 2365493), (9802, 2043562), (12337, 1623652), (13997, 1431092), (19604, 1021781), (24674, 811826), (27521, 727844), (27994, 715546), (49348, 405913), (55042, 363922), (55988, 357773), (110084, 181961)]