19148409

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{941}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 35268480

約数和(自身を除く): 16120071

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 323, 357, 399, 941, 969, 1071, 1197, 2261, 2823, 2907, 6587, 6783, 8469, 15997, 17879, 19761, 20349, 47991, 53637, 59283, 111979, 125153, 143973, 160911, 303943, 335937, 375459, 911829, 1007811, 1126377, 2127601, 2735487, 6382803, 19148409]

約数ペア:

[(1, 19148409), (3, 6382803), (7, 2735487), (9, 2127601), (17, 1126377), (19, 1007811), (21, 911829), (51, 375459), (57, 335937), (63, 303943), (119, 160911), (133, 143973), (153, 125153), (171, 111979), (323, 59283), (357, 53637), (399, 47991), (941, 20349), (969, 19761), (1071, 17879), (1197, 15997), (2261, 8469), (2823, 6783), (2907, 6587)]