20855382994

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{1605001}}^1$

素因数の和:1605165

約数の個数: 16

約数和(自身を含む): 32067939960

約数和(自身を除く): 11212556966

約数列:

[1, 2, 73, 89, 146, 178, 6497, 12994, 1605001, 3210002, 117165073, 142845089, 234330146, 285690178, 10427691497, 20855382994]

約数ペア:

[(1, 20855382994), (2, 10427691497), (73, 285690178), (89, 234330146), (146, 142845089), (178, 117165073), (6497, 3210002), (12994, 1605001)]