19594377

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:994

約数の個数: 36

約数和(自身を含む): 32781840

約数和(自身を除く): 13187463

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 121, 171, 209, 363, 627, 947, 1089, 1881, 2299, 2841, 6897, 8523, 10417, 17993, 20691, 31251, 53979, 93753, 114587, 161937, 197923, 343761, 593769, 1031283, 1781307, 2177153, 6531459, 19594377]

約数ペア:

[(1, 19594377), (3, 6531459), (9, 2177153), (11, 1781307), (19, 1031283), (33, 593769), (57, 343761), (99, 197923), (121, 161937), (171, 114587), (209, 93753), (363, 53979), (627, 31251), (947, 20691), (1089, 17993), (1881, 10417), (2299, 8523), (2841, 6897)]