19087761

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4349}}^1$

素因数の和:4389

約数の個数: 32

約数和(自身を含む): 33408000

約数和(自身を除く): 14320239

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4349, 4389, 13047, 30443, 47839, 82631, 91329, 143517, 247893, 334873, 578417, 908941, 1004619, 1735251, 2726823, 6362587, 19087761]

約数ペア:

[(1, 19087761), (3, 6362587), (7, 2726823), (11, 1735251), (19, 1004619), (21, 908941), (33, 578417), (57, 334873), (77, 247893), (133, 143517), (209, 91329), (231, 82631), (399, 47839), (627, 30443), (1463, 13047), (4349, 4389)]