20105259256

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{2423}}^1\times {\mathrm{8167}}^1$

素因数の和:10723

約数の個数: 32

約数和(自身を含む): 38014525440

約数和(自身を除く): 17909266184

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 2423, 4846, 8167, 9692, 16334, 19384, 32668, 65336, 307721, 615442, 1037209, 1230884, 2074418, 2461768, 4148836, 8297672, 19788641, 39577282, 79154564, 158309128, 2513157407, 5026314814, 10052629628, 20105259256]

約数ペア:

[(1, 20105259256), (2, 10052629628), (4, 5026314814), (8, 2513157407), (127, 158309128), (254, 79154564), (508, 39577282), (1016, 19788641), (2423, 8297672), (4846, 4148836), (8167, 2461768), (9692, 2074418), (16334, 1230884), (19384, 1037209), (32668, 615442), (65336, 307721)]