19092931

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 32

約数和(自身を含む): 23869440

約数和(自身を除く): 4776509

約数列:

[1, 11, 13, 31, 59, 73, 143, 341, 403, 649, 767, 803, 949, 1829, 2263, 4307, 4433, 8437, 10439, 20119, 23777, 24893, 29419, 47377, 55991, 133517, 261547, 323609, 615901, 1468687, 1735721, 19092931]

約数ペア:

[(1, 19092931), (11, 1735721), (13, 1468687), (31, 615901), (59, 323609), (73, 261547), (143, 133517), (341, 55991), (403, 47377), (649, 29419), (767, 24893), (803, 23777), (949, 20119), (1829, 10439), (2263, 8437), (4307, 4433)]