20783304

素因数分解:

$2^3\times 3^5\times {\mathrm{10691}}^1$

素因数の和:10712

約数の個数: 48

約数和(自身を含む): 58378320

約数和(自身を除く): 37595016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 10691, 21382, 32073, 42764, 64146, 85528, 96219, 128292, 192438, 256584, 288657, 384876, 577314, 769752, 865971, 1154628, 1731942, 2309256, 2597913, 3463884, 5195826, 6927768, 10391652, 20783304]

約数ペア:

[(1, 20783304), (2, 10391652), (3, 6927768), (4, 5195826), (6, 3463884), (8, 2597913), (9, 2309256), (12, 1731942), (18, 1154628), (24, 865971), (27, 769752), (36, 577314), (54, 384876), (72, 288657), (81, 256584), (108, 192438), (162, 128292), (216, 96219), (243, 85528), (324, 64146), (486, 42764), (648, 32073), (972, 21382), (1944, 10691)]