19915276

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{241}}^1\times {\mathrm{283}}^1$

素因数の和:601

約数の個数: 24

約数和(自身を含む): 35601104

約数和(自身を除く): 15685828

約数列:

[1, 2, 4, 73, 146, 241, 283, 292, 482, 566, 964, 1132, 17593, 20659, 35186, 41318, 68203, 70372, 82636, 136406, 272812, 4978819, 9957638, 19915276]

約数ペア:

[(1, 19915276), (2, 9957638), (4, 4978819), (73, 272812), (146, 136406), (241, 82636), (283, 70372), (292, 68203), (482, 41318), (566, 35186), (964, 20659), (1132, 17593)]