19664168

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2143}}^1$

素因数の和:2217

約数の個数: 32

約数和(自身を含む): 39106560

約数和(自身を除く): 19442392

約数列:

[1, 2, 4, 8, 31, 37, 62, 74, 124, 148, 248, 296, 1147, 2143, 2294, 4286, 4588, 8572, 9176, 17144, 66433, 79291, 132866, 158582, 265732, 317164, 531464, 634328, 2458021, 4916042, 9832084, 19664168]

約数ペア:

[(1, 19664168), (2, 9832084), (4, 4916042), (8, 2458021), (31, 634328), (37, 531464), (62, 317164), (74, 265732), (124, 158582), (148, 132866), (248, 79291), (296, 66433), (1147, 17144), (2143, 9176), (2294, 8572), (4286, 4588)]