20075276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2459}}^1$

素因数の和:2633

約数の個数: 24

約数和(自身を含む): 38090640

約数和(自身を除く): 18015364

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 2459, 4082, 4918, 8164, 9836, 31967, 63934, 127868, 386063, 772126, 1544252, 5018819, 10037638, 20075276]

約数ペア:

[(1, 20075276), (2, 10037638), (4, 5018819), (13, 1544252), (26, 772126), (52, 386063), (157, 127868), (314, 63934), (628, 31967), (2041, 9836), (2459, 8164), (4082, 4918)]