19364401

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 23896320

約数和(自身を除く): 4531919

約数列:

[1, 7, 19, 79, 97, 133, 361, 553, 679, 1501, 1843, 2527, 7663, 10507, 12901, 28519, 35017, 53641, 145597, 199633, 245119, 1019179, 2766343, 19364401]

約数ペア:

[(1, 19364401), (7, 2766343), (19, 1019179), (79, 245119), (97, 199633), (133, 145597), (361, 53641), (553, 35017), (679, 28519), (1501, 12901), (1843, 10507), (2527, 7663)]