20503488

素因数分解:

$2^6\times 3^1\times {\mathrm{23}}^1\times {\mathrm{4643}}^1$

素因数の和:4681

約数の個数: 56

約数和(自身を含む): 56619648

約数和(自身を除く): 36116160

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 138, 184, 192, 276, 368, 552, 736, 1104, 1472, 2208, 4416, 4643, 9286, 13929, 18572, 27858, 37144, 55716, 74288, 106789, 111432, 148576, 213578, 222864, 297152, 320367, 427156, 445728, 640734, 854312, 891456, 1281468, 1708624, 2562936, 3417248, 5125872, 6834496, 10251744, 20503488]

約数ペア:

[(1, 20503488), (2, 10251744), (3, 6834496), (4, 5125872), (6, 3417248), (8, 2562936), (12, 1708624), (16, 1281468), (23, 891456), (24, 854312), (32, 640734), (46, 445728), (48, 427156), (64, 320367), (69, 297152), (92, 222864), (96, 213578), (138, 148576), (184, 111432), (192, 106789), (276, 74288), (368, 55716), (552, 37144), (736, 27858), (1104, 18572), (1472, 13929), (2208, 9286), (4416, 4643)]