19095237

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1423}}^1$

素因数の和:1510

約数の個数: 32

約数和(自身を含む): 32808960

約数和(自身を除く): 13713723

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1423, 1491, 1917, 4269, 4473, 9961, 12807, 13419, 29883, 38421, 89649, 101033, 268947, 303099, 707231, 909297, 2121693, 2727891, 6365079, 19095237]

約数ペア:

[(1, 19095237), (3, 6365079), (7, 2727891), (9, 2121693), (21, 909297), (27, 707231), (63, 303099), (71, 268947), (189, 101033), (213, 89649), (497, 38421), (639, 29883), (1423, 13419), (1491, 12807), (1917, 9961), (4269, 4473)]