20855712

素因数分解:

$2^5\times 3^1\times {\mathrm{53}}^1\times {\mathrm{4099}}^1$

素因数の和:4165

約数の個数: 48

約数和(自身を含む): 55792800

約数和(自身を除く): 34937088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 96, 106, 159, 212, 318, 424, 636, 848, 1272, 1696, 2544, 4099, 5088, 8198, 12297, 16396, 24594, 32792, 49188, 65584, 98376, 131168, 196752, 217247, 393504, 434494, 651741, 868988, 1303482, 1737976, 2606964, 3475952, 5213928, 6951904, 10427856, 20855712]

約数ペア:

[(1, 20855712), (2, 10427856), (3, 6951904), (4, 5213928), (6, 3475952), (8, 2606964), (12, 1737976), (16, 1303482), (24, 868988), (32, 651741), (48, 434494), (53, 393504), (96, 217247), (106, 196752), (159, 131168), (212, 98376), (318, 65584), (424, 49188), (636, 32792), (848, 24594), (1272, 16396), (1696, 12297), (2544, 8198), (4099, 5088)]