1961492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{563}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 3758496

約数和(自身を除く): 1797004

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 563, 871, 1126, 1742, 2252, 3484, 7319, 14638, 29276, 37721, 75442, 150884, 490373, 980746, 1961492]

約数ペア:

[(1, 1961492), (2, 980746), (4, 490373), (13, 150884), (26, 75442), (52, 37721), (67, 29276), (134, 14638), (268, 7319), (563, 3484), (871, 2252), (1126, 1742)]