19886056

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{146221}}^1$

素因数の和:146244

約数の個数: 16

約数和(自身を含む): 39479940

約数和(自身を除く): 19593884

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 146221, 292442, 584884, 1169768, 2485757, 4971514, 9943028, 19886056]

約数ペア:

[(1, 19886056), (2, 9943028), (4, 4971514), (8, 2485757), (17, 1169768), (34, 584884), (68, 292442), (136, 146221)]