19386328

素因数分解:

$2^3\times {\mathrm{13}}^3\times {\mathrm{1103}}^1$

素因数の和:1148

約数の個数: 32

約数和(自身を含む): 39412800

約数和(自身を除く): 20026472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1103, 1352, 2197, 2206, 4394, 4412, 8788, 8824, 14339, 17576, 28678, 57356, 114712, 186407, 372814, 745628, 1491256, 2423291, 4846582, 9693164, 19386328]

約数ペア:

[(1, 19386328), (2, 9693164), (4, 4846582), (8, 2423291), (13, 1491256), (26, 745628), (52, 372814), (104, 186407), (169, 114712), (338, 57356), (676, 28678), (1103, 17576), (1352, 14339), (2197, 8824), (2206, 8788), (4394, 4412)]