19640672

素因数分解:

$2^5\times {\mathrm{181}}^1\times {\mathrm{3391}}^1$

素因数の和:3582

約数の個数: 24

約数和(自身を含む): 38892672

約数和(自身を除く): 19252000

約数列:

[1, 2, 4, 8, 16, 32, 181, 362, 724, 1448, 2896, 3391, 5792, 6782, 13564, 27128, 54256, 108512, 613771, 1227542, 2455084, 4910168, 9820336, 19640672]

約数ペア:

[(1, 19640672), (2, 9820336), (4, 4910168), (8, 2455084), (16, 1227542), (32, 613771), (181, 108512), (362, 54256), (724, 27128), (1448, 13564), (2896, 6782), (3391, 5792)]