19130739

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 28308480

約数和(自身を除く): 9177741

約数列:

[1, 3, 19, 37, 47, 57, 111, 141, 193, 579, 703, 893, 1739, 2109, 2679, 3667, 5217, 7141, 9071, 11001, 21423, 27213, 33041, 99123, 135679, 172349, 335627, 407037, 517047, 1006881, 6376913, 19130739]

約数ペア:

[(1, 19130739), (3, 6376913), (19, 1006881), (37, 517047), (47, 407037), (57, 335627), (111, 172349), (141, 135679), (193, 99123), (579, 33041), (703, 27213), (893, 21423), (1739, 11001), (2109, 9071), (2679, 7141), (3667, 5217)]