20687520982

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1583}}^1\times {\mathrm{2237}}^1$

素因数の和:3972

約数の個数: 32

約数和(自身を含む): 32670646272

約数和(自身を除く): 11983125290

約数列:

[1, 2, 23, 46, 127, 254, 1583, 2237, 2921, 3166, 4474, 5842, 36409, 51451, 72818, 102902, 201041, 284099, 402082, 568198, 3541171, 4623943, 6534277, 7082342, 9247886, 13068554, 81446933, 162893866, 449728717, 899457434, 10343760491, 20687520982]

約数ペア:

[(1, 20687520982), (2, 10343760491), (23, 899457434), (46, 449728717), (127, 162893866), (254, 81446933), (1583, 13068554), (2237, 9247886), (2921, 7082342), (3166, 6534277), (4474, 4623943), (5842, 3541171), (36409, 568198), (51451, 402082), (72818, 284099), (102902, 201041)]