20995389804

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{201499}}^1$

素因数の和:201982

約数の個数: 48

約数和(自身を含む): 51680720000

約数和(自身を除く): 30685330196

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 457, 914, 1371, 1828, 2742, 5484, 8683, 17366, 26049, 34732, 52098, 104196, 201499, 402998, 604497, 805996, 1208994, 2417988, 3828481, 7656962, 11485443, 15313924, 22970886, 45941772, 92085043, 184170086, 276255129, 368340172, 552510258, 1105020516, 1749615817, 3499231634, 5248847451, 6998463268, 10497694902, 20995389804]

約数ペア:

[(1, 20995389804), (2, 10497694902), (3, 6998463268), (4, 5248847451), (6, 3499231634), (12, 1749615817), (19, 1105020516), (38, 552510258), (57, 368340172), (76, 276255129), (114, 184170086), (228, 92085043), (457, 45941772), (914, 22970886), (1371, 15313924), (1828, 11485443), (2742, 7656962), (5484, 3828481), (8683, 2417988), (17366, 1208994), (26049, 805996), (34732, 604497), (52098, 402998), (104196, 201499)]