19847476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23741}}^1$

素因数の和:23775

約数の個数: 24

約数和(自身を含む): 39886560

約数和(自身を除く): 20039084

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 23741, 47482, 94964, 261151, 451079, 522302, 902158, 1044604, 1804316, 4961869, 9923738, 19847476]

約数ペア:

[(1, 19847476), (2, 9923738), (4, 4961869), (11, 1804316), (19, 1044604), (22, 902158), (38, 522302), (44, 451079), (76, 261151), (209, 94964), (418, 47482), (836, 23741)]