19131286864

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{184153}}^1$

素因数の和:184355

約数の個数: 40

約数和(自身を含む): 38180280512

約数和(自身を除く): 19048993648

約数列:

[1, 2, 4, 8, 16, 43, 86, 151, 172, 302, 344, 604, 688, 1208, 2416, 6493, 12986, 25972, 51944, 103888, 184153, 368306, 736612, 1473224, 2946448, 7918579, 15837158, 27807103, 31674316, 55614206, 63348632, 111228412, 126697264, 222456824, 444913648, 1195705429, 2391410858, 4782821716, 9565643432, 19131286864]

約数ペア:

[(1, 19131286864), (2, 9565643432), (4, 4782821716), (8, 2391410858), (16, 1195705429), (43, 444913648), (86, 222456824), (151, 126697264), (172, 111228412), (302, 63348632), (344, 55614206), (604, 31674316), (688, 27807103), (1208, 15837158), (2416, 7918579), (6493, 2946448), (12986, 1473224), (25972, 736612), (51944, 368306), (103888, 184153)]