20182484

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 43276800

約数和(自身を除く): 23094316

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 59, 76, 118, 133, 236, 266, 413, 532, 643, 826, 1121, 1286, 1652, 2242, 2572, 4484, 4501, 7847, 9002, 12217, 15694, 18004, 24434, 31388, 37937, 48868, 75874, 85519, 151748, 171038, 265559, 342076, 531118, 720803, 1062236, 1441606, 2883212, 5045621, 10091242, 20182484]

約数ペア:

[(1, 20182484), (2, 10091242), (4, 5045621), (7, 2883212), (14, 1441606), (19, 1062236), (28, 720803), (38, 531118), (59, 342076), (76, 265559), (118, 171038), (133, 151748), (236, 85519), (266, 75874), (413, 48868), (532, 37937), (643, 31388), (826, 24434), (1121, 18004), (1286, 15694), (1652, 12217), (2242, 9002), (2572, 7847), (4484, 4501)]