18699538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{433}}^1$

素因数の和:610

約数の個数: 32

約数和(自身を含む): 33247872

約数和(自身を除く): 14548334

約数列:

[1, 2, 11, 13, 22, 26, 143, 151, 286, 302, 433, 866, 1661, 1963, 3322, 3926, 4763, 5629, 9526, 11258, 21593, 43186, 61919, 65383, 123838, 130766, 719213, 849979, 1438426, 1699958, 9349769, 18699538]

約数ペア:

[(1, 18699538), (2, 9349769), (11, 1699958), (13, 1438426), (22, 849979), (26, 719213), (143, 130766), (151, 123838), (286, 65383), (302, 61919), (433, 43186), (866, 21593), (1661, 11258), (1963, 9526), (3322, 5629), (3926, 4763)]