12642256

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{659}}^1$

素因数の和:787

約数の個数: 40

約数和(自身を含む): 27007200

約数和(自身を除く): 14364944

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 109, 176, 218, 436, 659, 872, 1199, 1318, 1744, 2398, 2636, 4796, 5272, 7249, 9592, 10544, 14498, 19184, 28996, 57992, 71831, 115984, 143662, 287324, 574648, 790141, 1149296, 1580282, 3160564, 6321128, 12642256]

約数ペア:

[(1, 12642256), (2, 6321128), (4, 3160564), (8, 1580282), (11, 1149296), (16, 790141), (22, 574648), (44, 287324), (88, 143662), (109, 115984), (176, 71831), (218, 57992), (436, 28996), (659, 19184), (872, 14498), (1199, 10544), (1318, 9592), (1744, 7249), (2398, 5272), (2636, 4796)]