1961566256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9430607}}^1$

素因数の和:9430628

約数の個数: 20

約数和(自身を含む): 4092883872

約数和(自身を除く): 2131317616

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9430607, 18861214, 37722428, 75444856, 122597891, 150889712, 245195782, 490391564, 980783128, 1961566256]

約数ペア:

[(1, 1961566256), (2, 980783128), (4, 490391564), (8, 245195782), (13, 150889712), (16, 122597891), (26, 75444856), (52, 37722428), (104, 18861214), (208, 9430607)]