20382738

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1163}}^1$

素因数の和:1318

約数の個数: 32

約数和(自身を含む): 42909696

約数和(自身を除く): 22526958

約数列:

[1, 2, 3, 6, 23, 46, 69, 127, 138, 254, 381, 762, 1163, 2326, 2921, 3489, 5842, 6978, 8763, 17526, 26749, 53498, 80247, 147701, 160494, 295402, 443103, 886206, 3397123, 6794246, 10191369, 20382738]

約数ペア:

[(1, 20382738), (2, 10191369), (3, 6794246), (6, 3397123), (23, 886206), (46, 443103), (69, 295402), (127, 160494), (138, 147701), (254, 80247), (381, 53498), (762, 26749), (1163, 17526), (2326, 8763), (2921, 6978), (3489, 5842)]