19387924

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{991}}^1$

素因数の和:1135

約数の個数: 24

約数和(自身を含む): 34942208

約数和(自身を除く): 15554284

約数列:

[1, 2, 4, 67, 73, 134, 146, 268, 292, 991, 1982, 3964, 4891, 9782, 19564, 66397, 72343, 132794, 144686, 265588, 289372, 4846981, 9693962, 19387924]

約数ペア:

[(1, 19387924), (2, 9693962), (4, 4846981), (67, 289372), (73, 265588), (134, 144686), (146, 132794), (268, 72343), (292, 66397), (991, 19564), (1982, 9782), (3964, 4891)]