20243864

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{409}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 39852000

約数和(自身を除く): 19608136

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 269, 409, 538, 818, 1076, 1636, 2152, 3272, 6187, 9407, 12374, 18814, 24748, 37628, 49496, 75256, 110021, 220042, 440084, 880168, 2530483, 5060966, 10121932, 20243864]

約数ペア:

[(1, 20243864), (2, 10121932), (4, 5060966), (8, 2530483), (23, 880168), (46, 440084), (92, 220042), (184, 110021), (269, 75256), (409, 49496), (538, 37628), (818, 24748), (1076, 18814), (1636, 12374), (2152, 9407), (3272, 6187)]