1878981568

素因数分解:

$2^6\times {\mathrm{97}}^1\times {\mathrm{313}}^1\times {\mathrm{967}}^1$

素因数の和:1389

約数の個数: 56

約数和(自身を含む): 3782986592

約数和(自身を除く): 1904005024

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 194, 313, 388, 626, 776, 967, 1252, 1552, 1934, 2504, 3104, 3868, 5008, 6208, 7736, 10016, 15472, 20032, 30361, 30944, 60722, 61888, 93799, 121444, 187598, 242888, 302671, 375196, 485776, 605342, 750392, 971552, 1210684, 1500784, 1943104, 2421368, 3001568, 4842736, 6003136, 9685472, 19370944, 29359087, 58718174, 117436348, 234872696, 469745392, 939490784, 1878981568]

約数ペア:

[(1, 1878981568), (2, 939490784), (4, 469745392), (8, 234872696), (16, 117436348), (32, 58718174), (64, 29359087), (97, 19370944), (194, 9685472), (313, 6003136), (388, 4842736), (626, 3001568), (776, 2421368), (967, 1943104), (1252, 1500784), (1552, 1210684), (1934, 971552), (2504, 750392), (3104, 605342), (3868, 485776), (5008, 375196), (6208, 302671), (7736, 242888), (10016, 187598), (15472, 121444), (20032, 93799), (30361, 61888), (30944, 60722)]