19239154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 32503680

約数和(自身を除く): 13264526

約数列:

[1, 2, 11, 22, 71, 109, 113, 142, 218, 226, 781, 1199, 1243, 1562, 2398, 2486, 7739, 8023, 12317, 15478, 16046, 24634, 85129, 88253, 135487, 170258, 176506, 270974, 874507, 1749014, 9619577, 19239154]

約数ペア:

[(1, 19239154), (2, 9619577), (11, 1749014), (22, 874507), (71, 270974), (109, 176506), (113, 170258), (142, 135487), (218, 88253), (226, 85129), (781, 24634), (1199, 16046), (1243, 15478), (1562, 12317), (2398, 8023), (2486, 7739)]