19421908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{6217}}^1$

素因数の和:6303

約数の個数: 24

約数和(自身を含む): 37606464

約数和(自身を除く): 18184556

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 6217, 12434, 24868, 68387, 136774, 273548, 441407, 882814, 1765628, 4855477, 9710954, 19421908]

約数ペア:

[(1, 19421908), (2, 9710954), (4, 4855477), (11, 1765628), (22, 882814), (44, 441407), (71, 273548), (142, 136774), (284, 68387), (781, 24868), (1562, 12434), (3124, 6217)]