20709584

素因数分解:

$2^4\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1033}}^1$

素因数の和:1227

約数の個数: 40

約数和(自身を含む): 46157760

約数和(自身を除く): 25448176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179, 358, 716, 1033, 1253, 1432, 2066, 2506, 2864, 4132, 5012, 7231, 8264, 10024, 14462, 16528, 20048, 28924, 57848, 115696, 184907, 369814, 739628, 1294349, 1479256, 2588698, 2958512, 5177396, 10354792, 20709584]

約数ペア:

[(1, 20709584), (2, 10354792), (4, 5177396), (7, 2958512), (8, 2588698), (14, 1479256), (16, 1294349), (28, 739628), (56, 369814), (112, 184907), (179, 115696), (358, 57848), (716, 28924), (1033, 20048), (1253, 16528), (1432, 14462), (2066, 10024), (2506, 8264), (2864, 7231), (4132, 5012)]