20271404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6203}}^1$

素因数の和:6269

約数の個数: 24

約数和(自身を含む): 38216640

約数和(自身を除く): 17945236

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 6203, 12406, 24812, 117857, 235714, 266729, 471428, 533458, 1066916, 5067851, 10135702, 20271404]

約数ペア:

[(1, 20271404), (2, 10135702), (4, 5067851), (19, 1066916), (38, 533458), (43, 471428), (76, 266729), (86, 235714), (172, 117857), (817, 24812), (1634, 12406), (3268, 6203)]