19177964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11897}}^1$

素因数の和:11945

約数の個数: 24

約数和(自身を含む): 37312128

約数和(自身を除く): 18134164

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 11897, 23794, 47588, 154661, 309322, 368807, 618644, 737614, 1475228, 4794491, 9588982, 19177964]

約数ペア:

[(1, 19177964), (2, 9588982), (4, 4794491), (13, 1475228), (26, 737614), (31, 618644), (52, 368807), (62, 309322), (124, 154661), (403, 47588), (806, 23794), (1612, 11897)]